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Start learning 50% faster. Sign in nowThe correct answer is C
Which of the following is not an insulator?
Two capacitors of 6 µF and 3 µF are connected in series and a potential difference of 90 V is applied. The energy stored in the system is:
How does the angle of minimum deviation of a glass prism of refractive index 1.5 change, if it is immersed in a liquid of refractive index 1.25?
A parallel plate capacitor is half-filled with a dielectric slab (K = 4). What is its effective capacitance, assuming plate separation d?
Two wires made of the same material have lengths in the ratio 1:2 and diameters in the ratio 2:1. If the same force is applied to both, what is the rat...
A ray of light is incident on a transparent medium at an angle of 60°. The reflected ray of light is found to be completely Q.4 polarized. Then, the r...
The velocity of heat radiation in a vacuum is?
What is the rate of change of momentum called?
In a long solenoid of 200 turns/cm carrying a current i, the magnetic field at center is 6.28×10-2 T. If a second solenoid with 100 turns/c...
The current across the 3 ohm resistance in the given circuit is:
