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Crystal Systems, Lattice Defects, and Conductivity MCQs

Prepare for Crystal Systems, Lattice Defects, and Conductivity MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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Practice Questions

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389987 MCQs Page 32718

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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327171
A certain number of men complete a piece of work in 45 days. If there were 5 men less, it could be finished in 15 days more. How many men were originally there?
327172
A certain number of men can do a work in 60 days. If there were 8 men more, it could be finished in 10 days less. How many men were there initially?
327173
If 12 kg of sugar costs Rs. 480, what is the cost of 25 kg of sugar?
327174
If 8 typists can type 400 pages in 10 hours, how many typists are required to type 600 pages in 15 hours?
327175
If 14 pumps of equal capacity can fill a tank in 6 days, then how many extra pumps will be required to fill the tank in 4 days?
327176
If a family of 6 consumes 30 kg of rice in 15 days, how much rice will a family of 8 consume in 20 days?
327177
A garrison of 500 men had provisions for 24 days. However, a reinforcement of 300 men arrived. For how many days will the food last now?
327178
If 9 tailors can stitch 45 shirts in 5 days, how many shirts will 3 tailors stitch in 10 days?
327179
If 5 workers can paint a house in 12 days, how many days will 6 workers take?
327180
If 24 men can finish a work in 15 days, then 18 men can finish the same work in: