{"id":17994,"date":"2026-10-05T20:22:44","date_gmt":"2026-10-05T14:52:44","guid":{"rendered":"https:\/\/johnsonfrancis.org\/techworld\/?p=17994"},"modified":"2026-10-05T20:22:46","modified_gmt":"2026-10-05T14:52:46","slug":"multiple-choice-questions-with-answers-for-ham-radio-amateur-radio-examination-2","status":"publish","type":"post","link":"https:\/\/johnsonfrancis.org\/techworld\/multiple-choice-questions-with-answers-for-ham-radio-amateur-radio-examination-2\/","title":{"rendered":"Multiple Choice Questions with Answers for Ham Radio (Amateur Radio) Examination 2"},"content":{"rendered":"<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/BhG9jwxDG9E?si=iH6Yx-r4Yv_bowPp\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n\n<h2 class=\"wp-block-heading\">Section A: Radio Theory and Practice<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. What determines the resonant frequency of a tuned LC circuit?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) The resistance and the voltage<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) The values of inductance (L) and capacitance (C)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) The length of the antenna<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) The power supply voltage<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. In Frequency Modulation (FM), which characteristic of the radio carrier wave is varied by the modulating audio signal?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) Amplitude<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Phase<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) Frequency<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) Velocity<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. Which type of propagation is primarily responsible for VHF and UHF communications?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) Skywave (Ionospheric reflection)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Ground wave<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) Line-of-sight (Space wave)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) Tropospheric scatter<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. A transformer operates on which of the following electrical principles?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) Piezoelectric effect<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Mutual inductance<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) Thermionic emission<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) Photovoltaic effect<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. If you have two 100-ohm resistors connected in parallel, what is the total equivalent resistance?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 200 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 100 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 50 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 25 ohms<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Section B: National and International Radio Regulations<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. Which of the following frequency ranges represents the 2-meter amateur radio band in India?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 50.000 to 54.000 MHz<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 144.000 to 146.000 MHz<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 434.000 to 438.000 MHz<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 88.000 to 108.000 MHz<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7. What does the Q-code &#8220;QTH&#8221; mean?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) Who is calling me?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Are you busy?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) What is your position\/location?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) Shall I stop sending?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>8. What is the minimum age requirement to appear for the ASOC Restricted Grade examination in India?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 18 years<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 16 years<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 14 years<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 12 years<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>9. According to the standard ITU phonetic alphabet, how should the callsign suffix &#8220;XYZ&#8221; be pronounced over voice?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) X-ray Yankee Zulu<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Xylophone Yellow Zebra<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) X-ray York Zulu<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) Xerox Yankee Zenith<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>10. Under ASOC rules, are amateur radio operators permitted to broadcast general entertainment music or news programs?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) Yes, but only on weekends.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Yes, provided the transmitter power is under 10 Watts.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) No, broadcasting is strictly prohibited.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) No, unless it is classical music.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>11. When must an amateur station transmit its callsign?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) Only at the beginning of a communication.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) Only at the end of a communication.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) At the beginning, the end, and at least once every 10 minutes during a communication.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) Once every hour, regardless of activity.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Answer Key<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>B<\/strong> (The values of inductance and capacitance)<\/li>\n\n\n\n<li><strong>C<\/strong> (Frequency) Phase modulation and amplitude modulation are the different types of radio carrier wave modulation.<\/li>\n\n\n\n<li><strong>C<\/strong> (Line-of-sight) Ground wave propagation and ionospheric propagation is for HF communication.<\/li>\n\n\n\n<li><strong>B<\/strong> (Mutual inductance). Piezoelectric effect is used in crystal oscillators. Thermionic emission is seen in vacuum tubes. Photovoltaic effect is the principle of solar panels.<\/li>\n\n\n\n<li><strong>C<\/strong> (50 ohms &#8211; Rtotal = (R<sub>1<\/sub> x R<sub>2<\/sub>)\/(R<sub>1<\/sub>+R<sub>2<\/sub>))<\/li>\n\n\n\n<li><strong>B<\/strong> (144.000 to 146.000 MHz) 50 MHz is the 6m band, 434 MHz is UHF and 88 MHz FM broadcast band.<\/li>\n\n\n\n<li><strong>C<\/strong> (What is your position\/location?)<\/li>\n\n\n\n<li><strong>D<\/strong> (12 years)<\/li>\n\n\n\n<li><strong>A<\/strong> (X-ray Yankee Zulu)<\/li>\n\n\n\n<li><strong>C<\/strong> (No, broadcasting is strictly prohibited)<\/li>\n\n\n\n<li><strong>C<\/strong> (At the beginning, the end, and at least once every 10 minutes<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Circuit Theory and Component Math<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. A mobile transceiver is connected to a 13.8 Volt power supply. If the transceiver has an internal resistance of 0.69 ohms while transmitting, how much current does it draw?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 10 Amperes<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 20 Amperes<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 15 Amperes<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 25 Amperes<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Two 10 microfarad (\u03bcF) capacitors are connected in series. What is the total equivalent capacitance of this circuit?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 20 \u03bcF<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 10 \u03bcF<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 5 \u03bcF<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 2.5 \u03bcF<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. What is the power dissipated by a 50-ohm dummy load if a transmitter pushes exactly 1 Ampere of Radio Frequency (RF) current through it?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 50 Watts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 100 Watts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 25 Watts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 1 Watt<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Three resistors with values of 100 ohms, 220 ohms, and 470 ohms are connected in series. What is the total resistance of the circuit?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 790 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 57 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 100 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 890 ohms<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Assuming no mutual coupling, what is the total inductance if two 20 millihenry (mH) inductors are connected in parallel?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 40 mH<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 20 mH<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 10 mH<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 5 mH<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>6. If the peak voltage of a sinusoidal Alternating Current (AC) waveform is 10 Volts, what is the approximate Root Mean Square (RMS) voltage?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 14.14 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 10 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 5 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 7.07 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>7. A simple voltage divider circuit consists of two identical 10-kilohm (10k\u03a9) resistors connected in series across a 12 Volt DC supply. What is the voltage measured across just one of these resistors?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 12 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 6 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 3 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 24 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>8. Which of the following is the correct formula to calculate the resonant frequency (f) of a tuned LC circuit?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) f = 2\u03c0\u221a(LC)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) f = 1\/[2\u03c0\u221a(LC)]<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) f = L\/C<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) f = 1\/2\u03c0LC<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>9. What is the wavelength of a radio signal transmitted at exactly 30 MHz?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 100 meters<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 30 meters<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 10 meters<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 3 meters<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>10. A transformer has 500 turns on its primary coil and 100 turns on its secondary coil. If 230 Volts AC is applied to the primary, what is the approximate voltage output at the secondary?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A) 1150 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B) 230 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C) 46 Volts<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D) 12 Volts<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Answer Key &amp; Explanations<\/h3>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>B<\/strong> (20 Amperes) &#8211; <em>Ohm&#8217;s Law: I = V\/R = 13.8\/0.69 = 20A<\/em><\/li>\n\n\n\n<li><strong>C<\/strong> (5 \u03bcF) &#8211; <em>Capacitors in series calculate like resistors in parallel: C<sub>total<\/sub> = (C<sub>1<\/sub> <\/em>x<em> C<sub>2<\/sub>)\/(C<sub>1<\/sub> + C<sub>2<\/sub>) = (10 <\/em>x<em> 10)<\/em>\/(<em>10 + 10) = 100\/20 = 5 \u03bcF<\/em><\/li>\n\n\n\n<li><strong>A<\/strong> (50 Watts) &#8211; <em>Power Law: P = I<sup>2<\/sup> <\/em>x<em> R = 1<sup>2<\/sup> <\/em>x<em> 50 = 50W<\/em><\/li>\n\n\n\n<li><strong>A<\/strong> (790 ohms) &#8211; <em>Resistors in series add up directly: R<sub>total<\/sub> = 100 + 220 + 470 = 790 <\/em>\u03a9<\/li>\n\n\n\n<li><strong>C<\/strong> (10 mH) &#8211; <em>Inductors in parallel calculate like resistors in parallel: L<sub>total<\/sub> = 20\/2 = 10mH<\/em><\/li>\n\n\n\n<li><strong>D<\/strong> (7.07 Volts) &#8211; <em>RMS calculation: V<sub>RMS<\/sub> = V<sub>peak<\/sub> <\/em>x<em> 0.707 = 10 <\/em>x<em> 0.707 = 7.07V<\/em><\/li>\n\n\n\n<li><strong>B<\/strong> (6 Volts) &#8211; <em>Because the resistors are identical, the voltage drops equally across both. Half of 12V is 6V.<\/em><\/li>\n\n\n\n<li><strong>B<\/strong> (f = 1\/[2\u03c0\u221a(LC)]) &#8211; <em>Standard formula for electrical resonance.<\/em><\/li>\n\n\n\n<li><strong>C<\/strong> (10 meters) &#8211; <em>Wavelength formula: \u03bb = 300\/f(MHz) = 300\/30 = 10m<\/em><\/li>\n\n\n\n<li><strong>C<\/strong> (46 Volts) &#8211; <em>Transformer ratio: Secondary Turns\/Primary Turns = 100\/500 = 1\/5. Output voltage is 1\/5 of 230V, which is 46V.<\/em><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Section A: Radio Theory and Practice 1. What determines the resonant frequency of a tuned LC circuit? A) The resistance and the voltage B) The values of inductance (L) and capacitance (C) C) The length of the antenna D) The power supply voltage 2. In Frequency Modulation (FM), which characteristic of the radio carrier wave [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":18009,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-17994","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-amateur-radio-ham-radio"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Multiple Choice Questions with Answers for Ham Radio (Amateur Radio) Examination 2 - Johnson&#039;s Techworld<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/johnsonfrancis.org\/techworld\/multiple-choice-questions-with-answers-for-ham-radio-amateur-radio-examination-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Multiple Choice Questions with Answers for Ham Radio (Amateur Radio) Examination 2 - Johnson&#039;s Techworld\" \/>\n<meta property=\"og:description\" content=\"Section A: Radio Theory and Practice 1. 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