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NTS NAT IM Practice Physics Current Electricity MCQs Test 4
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NTS NAT IM Practice Physics Current Electricity MCQs Test 4

Practice NTS NAT IM 2026 Practice Test Physics MCQs from Current Electricity. Get instant results with Explanation.
Practice Quiz 4 for "Current Electricity" (Physics). Total 40 MCQs available, split into 4 quizzes. Start with the fundamentals and build a strong base. Mastering these concepts is essential for securing a high percentile in NTS NAT IM.
General10 MCQs
1. What is the balance condition for a Wheatstone bridge?
2. What happens to the galvanometer current when the Wheatstone bridge is balanced?
3. In a balanced Wheatstone bridge, P = 10 Ω, Q = 20 Ω, R = 15 Ω. What is S?
4. Which instrument uses the Wheatstone bridge principle?
5. What is a potentiometer used for?
General10 MCQs
6. What principle does a potentiometer work on?
7. What is the potential gradient in a potentiometer?
8. Why is a potentiometer more accurate than a voltmeter?
9. What is the null point in a potentiometer?
10. If the balancing length for a cell is 50 cm and the potential gradient is 0.2 V/cm, what is the EMF of the cell?

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NTS NAT IM Practice Test

Conducting Body: National Testing Service (NTS)
Frequency: Monthly | Time: 60 Minutes
Negative Marking: No

⚡ Test Pattern (Total: 70 MCQs):

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