A charge of 1.6 x 10-10C is placed in a uniform electric field of intensity…
A charge of 1.6 x 10-10C is placed in a uniform electric field of intensity 2.0 x 105NC-1.…
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What is the escape velocity of a body on the surface of the earth of…
What is the escape velocity of a body on the surface of the earth of radius R if…
A listener can detect the instrument from which a note is being sounded because different…
A listener can detect the instrument from which a note is being sounded because different instruments produce the…
An alternating voltage with a frequency of 50Hz has a period of
An alternating voltage with a frequency of 50Hz has a period of A. 0.02s B. 0.05s C. 0.20s…
The period of a wave is 0.02 second. Calculate its wavelength if its speed is…
The period of a wave is 0.02 second. Calculate its wavelength if its speed is 330 ms-1 A.…
A sound note of frequency 250 Hz and wavelength 1.3m is produced at a point…
A sound note of frequency 250 Hz and wavelength 1.3m is produced at a point near a hill.…
Which of the following wave characteristics can be used to distinguish a transverse wave from…
Which of the following wave characteristics can be used to distinguish a transverse wave from a longitudinal wave?…
Which of the following media allow(s) the transmission of sound wave through them? I. Air…
Which of the following media allow(s) the transmission of sound wave through them? I. Air II. Liquid III.…
Sixty complete waves pass a particular point in 4s. lf the distance between three successive…
Sixty complete waves pass a particular point in 4s. lf the distance between three successive troughs of the…
A wire is stretched between two points, 1m apart. If the speed of the wave…
A wire is stretched between two points, 1m apart. If the speed of the wave generated on plucking…