Physics Who indirectly determined the mass of the electron by measuring the charge of the electron? Einstein Millikan Thomson Rutherford Einstein Millikan Thomson Rutherford ANSWER DOWNLOAD EXAMIANS APP
Physics Working of safety fuses depends upon1. magnetic effect of the current2. chemical effect of the current3. magnitude of the current4. heating effect of the currentSelect the correct answer using the code given below. 1, 2 and 3 only 4 only 3 and 4 only 1, 2, 3 and 4 1, 2 and 3 only 4 only 3 and 4 only 1, 2, 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as It is scattered It is a striking colour Its wavelength is the longest It has very high energy It is scattered It is a striking colour Its wavelength is the longest It has very high energy ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue because It is actually blue All colours interfere to produce blue In white light, the blue component dominates The atmosphere scatters blue colour more than the others It is actually blue All colours interfere to produce blue In white light, the blue component dominates The atmosphere scatters blue colour more than the others ANSWER DOWNLOAD EXAMIANS APP
Physics It is dangerous to observe Solar eclipse with naked eyes because Cosmic rays reach eyes more during the eclipse Ultraviolet radiations from Sun burn our retina All radiations from sun initiate chemical reactions in eyes Infrared radiations from sun burn our retina Cosmic rays reach eyes more during the eclipse Ultraviolet radiations from Sun burn our retina All radiations from sun initiate chemical reactions in eyes Infrared radiations from sun burn our retina ANSWER DOWNLOAD EXAMIANS APP
Physics Consider the following statements :1. There is no net moment on a body which is in equilibrium.2. The momentum of a body is always conserved.3. The kinetic energy of an object is always conserved.Which of the statements given above is/are correct? 2 and 3 only 1 and 2 only 1 only 1, 2 and 3 2 and 3 only 1 and 2 only 1 only 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS