Physics On a rainy day, small oil films on water show brilliant colours. This is due to diffraction polarization dispersion interference diffraction polarization dispersion interference ANSWER DOWNLOAD EXAMIANS APP
Physics In a nuclear reactor, one of the following is used as a fuel. Uranium Radium Coal Diesel Uranium Radium Coal Diesel ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light in air is 3 × 108 m/s Infinity 3 × 10–8 m/s 8 × 103 m/s 3 × 108 m/s Infinity 3 × 10–8 m/s 8 × 103 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics A wheel-barrow is an example of Class II lever Class III lever Pulley system Class I lever Class II lever Class III lever Pulley system Class I lever 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, 3 and 4 4 only 3 and 4 only 1, 2 and 3 only 1, 2, 3 and 4 4 only 3 and 4 only 1, 2 and 3 only ANSWER DOWNLOAD EXAMIANS APP
Physics If the diameter of a capillary is doubled, then the rise of water in it will be Two times Half No change Four times Two times Half No change Four times ANSWER DOWNLOAD EXAMIANS APP