उपर्युक्त गद्यांश के अनुसार संसार क्या है ?
The correct answer is B
Gamma rays have greatest similarity with –
The term ‘Isoneph' indicates the lines of equal –
The sharpness of a television image is termed as its –
In the equation of motion ( v = u + at ), ( u) represents:
A beam of light consisting of two wavelengths, 600 nm and 420 nm, is used to obtain interference fringes in a Young’s double-slit experiment. Find...
The ratio of the total distance traveled by a body to the total time taken is its:
What is the magnitude of magnetic force per unit length on a wire carrying a current of 10 A and making an angle of 30° with the direction of a unif...
Which of the following rays are not deflected by a magnetic field?
A spherical ball made of steel when dropped in mercury container will –
The force that resists the motion of a body sliding over a surface is called: