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Principles of Communication: Modulation (AM/FM) and Demodulation MCQs

Prepare for Principles of Communication: Modulation (AM/FM) and Demodulation MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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Topic Notes: Physics

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Practice Physics MCQs to prepare for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests in Pakistan. This section covers key theoretical concepts, syllabus topics, and repeated past paper questions related to Physics.

Topic-Wise Breakdown
Structured subject modules organized by difficulty and exam frequency.
Verified Answer Keys
Detailed explanations cross-referenced with standard textbooks and commission keys.
Complete Coverage
Covers fundamental definitions, advanced problem-solving, and recent exam trends.

How to Prepare Physics MCQs for Competitive Exams

Review each sub-topic systematically. Start with fundamental concepts, practice multiple-choice question sets under timed conditions, and note down questions you missed in your revision tracker. Select a specific topic from the list below to begin practice.

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327611
By dividing 14528 by a certain number, Suresh gets 83 as quotient and 3 as remainder. What is the divisor? (a) 165 (b) 185 (c) 195 (d) 175
327612
The number $93248x6$ is divisible by 11. Then the digit x is equal to. (a) 5 (b) 2 (c) 8 (d) 7
327613
How many digits are there to the right of the decimal point in the product of 95.75 and 0.02554? (a) 5 (b) 3 (c) 4 (d) 6
327614
How many times does the digit 2 appear in the tens place in the counting from 1 to 100? (a) 20 (b) 11 (c) 10 (d) 19
327615
When a number n is divided by 5, the remainder is 2. When $n^2$ is divided by 5, the remainder will be: (a) 3 (b) 1 (c) 4 (d) 0
327616
$3^{71}+3^{72}+3^{73}+3^{74}+3^{75}$ is divisible by: (a) 8 (b) 5 (c) 11 (d) 7
327617
$(41^{43} + 43^{43})$ is divisible by: (a) 86 (b) 74 (c) 12 (d) 84
327618
Find the least number to be added to 1739 so that it is exactly divisible by 11. (a) 11 (b) 2 (c) 1 (d) 10
327619
$(47)^{25} – 1$ is exactly divisible by: (a) 21 (b) 24 (c) 23 (d) 19
327620
How many numbers from 3 to 60 are odd numbers that are exactly divisible by 5? (a) 7 (b) 5 (c) 8 (d) 6