Physics Period of oscillation of 3 cm microwaves in seconds is 1 × 1010 0.001 1 × 10–10 0.01 1 × 1010 0.001 1 × 10–10 0.01 ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a good conductor of heat but a bad conductor of electricity ? Asbestos Mica Celluloid Rubber Asbestos Mica Celluloid Rubber ANSWER DOWNLOAD EXAMIANS APP
Physics The reverse effect of X–ray emission is Compton effect Raman effect Photoelectric Zeeman effect Compton effect Raman effect Photoelectric Zeeman effect ANSWER DOWNLOAD EXAMIANS APP
Physics The strength of an electromagnet can be increased by Increasing current supply All of these Increasing the number of turns Increasing the length of the coiled wire Increasing current supply All of these Increasing the number of turns Increasing the length of the coiled wire ANSWER DOWNLOAD EXAMIANS APP
Physics If a band is played on the moon the sound will Reverberate Be heard by us faintly Be heard upto 10km from it Not be heard at any distance at all from it Reverberate Be heard by us faintly Be heard upto 10km from it Not be heard at any distance at all from it ANSWER DOWNLOAD EXAMIANS APP
Physics Who among the following is credited for the discovery of ''Expanding Universe"? S Chandra Shekhar Edwin Hubble Niels Bohr V Raman S Chandra Shekhar Edwin Hubble Niels Bohr V Raman ANSWER DOWNLOAD EXAMIANS APP