A. construct insulated cabins
B. insulate the machinery
C. ground the framework
D. humidify the surroundings
Related Mcqs:
- The property of a capacitor to store electricity is called its____________?
A. capacitance
B. charge
C. energy
D. none of the above - To prevent the generation of static charges on rubber or flat leather__________?
A. surface is moistened
B. conductive dressing is done
C. oil compound dressing is done
D. talcum powder is sprayed on the surface - The dissipation factor of a good dielectric is of the order of____________?
A. 0.0002
B. 0.002
C. 0.02
D. 0.2 - The units of capacitance are____________?
A. volts/coulomb
B. coulombs/volt
C. ohms
D. henry/Wb - The units of volume charge density are___________?
A. Coulomb/meter
B. Coulomb/meter
C. Coulomb/meter
D. Coulomb/meter - The capacitance C is charged through a resistance R. The time constant of the charging circuit is given by__________?
A. CIR
B. 1/RC
C. RC
D. RIC - capacitors are mainly used for radio frequency tuning?
A. Paper
B. Air
C. Mica
D. Electrolytic - Equipotential planes are_______________?
A. parallel to one another
B. non parallel to one another
C. intersecting
D. circular - In a charged capacitor the energy resides in________________?
A. magnetic hield
B. electric field
C. nuclear field
D. gravitational field - If free space between the plates of a capacitor is replaced by a dielectric_____________?
A. The potential difference remains constant capacittance and energy stored increases
B. The potential difference remains constant capacittance decreases and energy increases
C. The potential difference decreases but both capacitance and energy increase
D. both potential difference and capacitance decrease but energy increases
