AIIMS2006

For a wave propagating in a medium, identify the property that is independent

For a wave propagating in a medium, identify the property that is independent of the others. Options (a) Velocity (b)…

A stone thrown into still water, creates a circular wave pattern moving radially

A stone thrown into still water, creates a circular wave pattern moving radially outwards. If r is the distance measured…

When you make ice cubes, the entropy of water

When you make ice cubes, the entropy of water Options (a) Does not change (b) Increases (c) Decreases (d) May…

The voltage of clouds is 4×10⁶ volt with respect to ground. In a lightening

The voltage of clouds is 4x10⁶ volt with respect to ground. In a lightening strike lasting 100 m sec, a…

The operation of a nuclear reactor is said to be critical, if the multiplication

The operation of a nuclear reactor is said to be critical, if the multiplication factor(k) has a value Options (a)…

An amplifier has a voltage gain Av=1000. The voltage gain in dB is

An amplifier has a voltage gain Av=1000. The voltage gain in dB is Options (a) 30 dB (b) 60 dB…

In refraction, light waves are bent on passing from one medium to the second medium

In refraction, light waves are bent on passing from one medium to the second medium, because in the second medium…

A boat of anchor is rocked by waves whose crests are 100 m apart and velocity

A boat of anchor is rocked by waves whose crests are 100 m apart and velocity is 25 m/s. The…

A light emitting diode(LED) has a voltage drop of 2 volt across it

A light emitting diode(LED) has a voltage drop of 2 volt across it and passes a current of 10 mA…

By sucking through a straw, a student can reduce the pressure of his lungs

By sucking through a straw, a student can reduce the pressure of his lungs to 750 nm of Hg (density…