Worksheetsphysics
Total questions: 8
Worksheet time: 19mins
Effect on mean free path if increase the pressure by keeping volume constant
increase
decrease
constant
first decrease then constant
A disc is kept on smooth surface. is that pure rolling possible if a force is applied?
NO
yes, if horizontal force is applied at center of the disc
A resistance of 10 ohm, inductance of .2 H and capacitor of .1 mF are connected in parallel with battery V= 50 sin (50 t ). The impedance and maximum current in resistor respectively (approximate value)
17.3 ohm , 5 A
9 ohm, 5 A
3 ohm, .125 A
1 ohm, .125 A
A resistance, inductor and capacitor are connected in series to an ac battery of 12 V. Voltage drop in both inductor and capacitor are 4 V then what is the voltage drop in resistor.
12 V
8 V
6 V
4 V
P=P0-2S/d
P=P0-4S/d
P=2S/d
P=4S/d
A container have a movable piston without friction on top. Wall of the containers is insulated. the container is divided into two part by a fixed partition. in both compartment of container mono-atomic gas has filled with equal moles. gas below the partition is at 600 K and above is 400 K. if heat can pass through the partition then what is the final temperature of gas.
633 K
475 K
500 K
none of the these
A body of mass 1 kg is kept on rough surface. Now a net horizontal force of 10 N is applied on the body for 2 sec and body start moving. if after 10 seconds body stops then find the coefficient of friction.
.5
.4
.2
.1
A series AC circuit has battery of maximum voltage 20 V along with a inductor, capacitor and resistance of 20 ohm. if power dissipated in the circuit is 10 watt, find the admittance?
20 ohm-1
.05 ohm-1
1/ 800 ohm-1
800 ohm-1
