Question

The (๐œ๐œƒ) graph for a coil is

(a)

(b)

(c)

(d)

โœ“

Answer

(a)

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes โ€” across 16+ boards, with answer keys.

Start Generating Free

Similar questions

In Young’s double slit experiment, the wavelength of the light used is doubled and distance between two slits is half of initial distance, the resultant fringe width becomes

(a) 2 times

(b) 3 times

(c) 4 times

(d) 1/2 times

โ†’

An electron and a proton are in a uniform electric field, the ratio of their accelerations will be

(a) Zero

(b) Unity

(c) The ratio of the masses of proton and electron

(d) The ratio of the masses of electron and proton

โ†’
The surface that we choose for application of Gaussโ€™s law is called as:
โ†’

Two charges each of 1 coulomb are at a distance 1 km  apart, the force between them is

(a)  

(b) 9 

(c)  

(d)  

โ†’

If an observer is walking away from the plane mirror with 6m/sec.  Then the velocity of the image with respect to observer will be

(a) 6 m/sec

(b) -6 m/sec

(c) 12 m/sec

(d) 3 m/sec

โ†’
The photocurrent in an experiment on photoelectric effect increases if:
โ†’

A capacitor is used to store 24 watt hour of energy at 1200 volt. What should be the capacitance of the capacitor

(a) 120 mF

(b) 120 μF

(c) 24 μF

(d) 24 mF

โ†’
Wavelength of an electron having energy 10 keV is ....................A0:
โ†’
An unknown hot gas emits radiation of wavelengths 46.0nm, 82.8nm and 103.5nm only. Assume that the atoms have only two excited states and the difference between consecutive energy levels decreases as energy is increased. Taking the energy of the highest energy state to be zero, find the energies of the ground state and the first excited state.
โ†’
Which is the lightest element in the universe?
โ†’