## Lakshya Education MCQs

Question: Which of the following is likely to have the largest resistance?
Options:
 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

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## More Questions on This Topic :

Question 1. A VTVM is never used to measure ___________.
1.    Voltage
2.    Current
3.    Resistance
4.    None of the above
Question 2. A CRO is used to measure ___________.
1.    Voltage
2.    Frequency
3.    Phase
4.    All of above
Question 3. In foil strain gauge the thickness of foil varies from
1.    2.5 micron to 6 micron
2.    25 micron (or) less
3.    25 micron to 60 micron
4.    2.5 micron to 5 micron
Question 4. If the full-scale deflection current of a multimeter is 50 µA, its sensitivity is
1.    10 kΩ/V
2.    100 kΩ/V
3.    50 kΩ/V
4.    20 kΩ/V
Question 5. An ideal amplifier has
1.    Noise figure of 0 db
2.    Noise figure of more than 0 db
3.    Noise factor of unity
4.    Noise figure of less than 1 db