MCQS of Physics for NTS
Relation between pressure (P) and energy (E) of a gas is
P = 3/2 E
P = 3 E
P = 2/3 E
P = 1/3 E
Two forces are acting together on an object. The magnitude of their resultant is minimum when the angle between the force is.
120°
0°
60°
180°
The sieman is the SI unit of
Conductance
Specific Resistance
Resistance
Inductance
Which of the following is equal to:joule x ohm / volt x second ?
Volt
Tesla
Ampere
Watt
If the amplitude of sound is doubled and the frequency reduced to one-fourth the intensity of sound at the same point will be
Decreasing by a factor of 4
Increasing by a factor of 2
Unchanged
Decreasing by a factor of 2
A charge Q is divided into two parts q and Q – q and separated by a distance R. the force of repulsion between them will be maximum when:
None of these
q = Q
q = Q/4
q = Q/2
Boyle’s law is applicable in
Isobaric process
Isotonic process
Isochoric process
Isothermal process
An ideal choke (used along with fluorescent tube) would be
A combination of an inductor and a capacitor
A pure resistor
A pure capacitor
A pure inductor
Which of the following sources give discrete emission spectrum?
Sun
Incandescent electric bulb
Candle
Mercury vapour lamp
A particle moving in a magnetic field has increase in its velocity then its radius of the circle
Becomes half
Increases
Remains the same
Decreases
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