Questions

If the lattice parameter for a crystalline structure is 3.6 Å, then the atomic radius

If the lattice parameter for a crystalline structure is 3.6 Å, then the atomic radius in fcc crystal is Options…

Reactance of a capacitor of capacitance C µF for A.C freqency (400 / π) Hz is 25 ohm

Reactance of a capacitor of capacitance C µF for A.C freqency (400 / π) Hz is 25 ohm. The value…

A ball is dropped from a height of 20 cm. Ball rebounds to a height of 10cm

A ball is dropped from a height of 20 cm. Ball rebounds to a height of 10cm. What is the…

A radiotransmitter radiates 1 kW power at a wavelength 198.6 m. How many photons

A radiotransmitter radiates 1 kW power at a wavelength 198.6 m. How many photons does it emit per second Options…

The temperature of ideal gas is reduced from 927° C to 27° C. The r.m.s velocity

The temperature of ideal gas is reduced from 927° C to 27° C. The r.m.s velocity of the molecules becomes…

The resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance

The resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance of…

The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250

The flux linked with a coil at any intant t is given by ?=10t² - 50t + 250. The induced…

A cricketer catches a ball of mass 150 g in 0.1 sec moving with speed 20 m/s

A cricketer catches a ball of mass 150 g in 0.1 sec moving with speed 20 m/s. Then he experiences…

The fluctuation in the input voltage of 200 V to a domestic circuit is +10V

The fluctuation in the input voltage of 200 V to a domestic circuit is +10 V. The power fluctuation will…

An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change

An A.C source is rated at 220 V, 50 Hz. The time taken for voltage to change from its peak…