A particle is projected such that its velocity vector sweeps equal angles with horizontal at equal time intervals. The motion is best described as:
Which of the following has the highest frequency? Â
Two amplifiers are connected one after the other in series (cascaded). The first amplifier has a voltage gain of 12 and the second has a voltage gain o...
The mass and energy equivalent to 1 a.m.u. respectively are -
In a concave mirror which of the following pair of position of object – size of the image is correct?
I. At infinity – point sized
A liquid is kept in a regular cylindrical vessel up to a certain height. If this vessel is replaced by another cylindrical vessel having half the area o...
A body moves with uniform acceleration and covers 80 m in 4 s and 160 m in next 4 s. Find initial velocity.
A larger force on a rotating body results in larger _____.
A tuning fork of frequency 440 Hz resonates with a pipe closed at one end, vibrating in its second overtone . If the speed of sound in air is 330 m/s, w...
The reason for a swimming pool to appear less deep than the actual depth is –
