Govt Exams Mock Test FREE | Online Quiz Competition

Q1. The voltmeter is always connected in parallel because

Its internal resistance is zero

It internal resistance is infinite

Its current carrying capacity is higher

Its internal resistance keeps on varying

Q2. A measuring instrument is said to be 'dead beat' when the instrument is \(_{-----------}\).

undamped

underdamped

critically damped

overdamped

Q3. An ideal potentiometer should have

Zero resolution

Infinite resolution

A fine wire

A thick wire

Q4. How does a blender primarily utilize electrical energy?

Converts electrical energy into mechanical energy

Converts electrical energy into light energy

Converts electrical energy into heat energy

Generates cooling air using mechanical energy

Q5. For heating of plywood, the frequency should be

1 - 2 MHZ

10 – 25 KHZ

1 KHz

100 Hz

Q6. In a room having flurocent lamp, the rotating devices, sometimes appear stationary. This is due to

defect in lamp

stroboscopic effect

low voltage

high operating voltage

Q7. The acceleration in main line traction system is approximately ____ Kmphps.

0.5 to 1

1.5 to 4

6 to 8

None of above

Q8.

Potential at every point on the spherical surface is:

\( V_R = \frac{Q}{2R\pi \varepsilon_r \varepsilon_0 } \)

\( V_R = \frac{Q}{2R\pi \varepsilon_0 \varepsilon_r } \)

\( V_R = \frac{Q}{4R\pi \varepsilon_0 } \)

\( V_R = \frac{Q}{4R\pi \varepsilon_r } \)

Q9. The potential inside the hollow charged sphere is

zero

same as on the surface

less than that on the surface

none of the above

Q10. If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

6.25

4.25

2.5

1.25

Quiz

Year 2025

January
Week # 4 Quiz 3

Q1. The voltmeter is always connected in parallel because

Q2. A measuring instrument is said to be 'dead beat' when the instrument is \(_{-----------}\).

Q3. An ideal potentiometer should have

Q4. How does a blender primarily utilize electrical energy?

Q5. For heating of plywood, the frequency should be

Q6. In a room having flurocent lamp, the rotating devices, sometimes appear stationary. This is due to

Q7. The acceleration in main line traction system is approximately ____ Kmphps.

Q8.

Potential at every point on the spherical surface is:

Q9. The potential inside the hollow charged sphere is

Q10. If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

Quiz

Year 2025

February Week # 3 Expire on 14 Mar 2025

February Week # 4 Expire on 21 Mar 2025

March Week # 1 Expire on 31 Mar 2025

March Week # 2 Expire on 07 Apr 2025

January Week # 4 Quiz 3

Q1. The voltmeter is always connected in parallel because

Q2. A measuring instrument is said to be 'dead beat' when the instrument is \(_{-----------}\).

Q3. An ideal potentiometer should have

Q4. How does a blender primarily utilize electrical energy?

Q5. For heating of plywood, the frequency should be

Q6. In a room having flurocent lamp, the rotating devices, sometimes appear stationary. This is due to

Q7. The acceleration in main line traction system is approximately ____ Kmphps.

Q8. Potential at every point on the spherical surface is:

Q9. The potential inside the hollow charged sphere is

Q10. If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric?

Record & Track Your Performance

January
Week # 4 Quiz 3

Q8.

Potential at every point on the spherical surface is: