Two multimeters A and B have sensitivities of 10 kO/V and 30 kO/V respectively. Then ______________?

Related Mcqs:

1. The input resistance of a VTVM is about ______________?

   A. 1000 O
   B. 10 kO
   C. 20 kO
   D. 10 MO

2. The materil used to coat inside the face of CRT is ______________?

   A. Carbon
   B. Sulphur
   C. Silicon
   D. Phosphorous

3. A galvanometer of resistance G is shunted by a very small resistance S. The resistance of the resulting ammeter is ______________?

   A. GS/(G+S)
   B. G+S
   C. G-S
   D. None of the above

4. A VTVM is never used to measure ______________?

   A. Voltage
   B. Current
   C. Resistance
   D. None of the above

5. An ideal ammeter has ______________ resistance?

   A. Low
   B. Infinite
   C. Zero
   D. High

6. The resistance of an ideal voltmeter is ______________?

   A. Low
   B. Infinite
   C. Zero
   D. High

7. A voltmeter should have ____________resistance?

   A. Zero
   B. Very high
   C. Very low
   D. None of the above

8. The sensitivity of a voltmeter which uses a 100 µA meter movement is ____________?

   A. 1 kO/V
   B. 10 kO/V
   C. 5 kO/V
   D. Data insufficient

9. What is the total resistance of a voltmeter on the 10 V range when the meter movement is rated for 50 µA of full-scale current ?

   A. 10 kO
   B. 20 kO
   C. 200 kO
   D. None of the above

10. Which of the following is likely to have the largest resistance ?

    A. Voltmeter of range 10 V
    B. Moving coil galvanometer
    C. Ammeter of range 1 A
    D. A copper wire of length 1 m and diameter 3 mm