Physics The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be: 2 T 8 T 1 T 4 T 2 T 8 T 1 T 4 T ANSWER DOWNLOAD EXAMIANS APP
Physics Supersonic plane fly with the speed of sound greater than the speed of sound of light less than the speed of sound of sound greater than the speed of sound of light less than the speed of sound ANSWER DOWNLOAD EXAMIANS APP
Physics The sparkling of a diamond is due to Refraction of light Interference of light Polarisation of light Total internal reflection of light Refraction of light Interference of light Polarisation of light Total internal reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics A decibel is A musical note The wavelength of noise A musical instrument A measure of sound level A musical note The wavelength of noise A musical instrument A measure of sound level ANSWER DOWNLOAD EXAMIANS APP
Physics A potentiometer wire is 100 cm long and a constant potential difference is maintained across it. Two cells are connected in series first to support one another and then in opposite direction. The balance points are obtained at 50 cm and 10 cm from the positive end of the wire in the two cases. The ratio of the emf's is : 0.12638888888889 0.21111111111111 0.20902777777778 0.12777777777778 0.12638888888889 0.21111111111111 0.20902777777778 0.12777777777778 ANSWER DOWNLOAD EXAMIANS APP
Physics Rate of change of momentum is Pressure Velocity Area Force Pressure Velocity Area Force ANSWER DOWNLOAD EXAMIANS APP
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