Physics The strength of an electromagnet can be increased by Increasing current supply Increasing the number of turns All of these Increasing the length of the coiled wire Increasing current supply Increasing the number of turns All of these Increasing the length of the coiled wire ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because Its feet are good insulators The body is earthed It has high resistance It does not form a closed path for the flow of current Its feet are good insulators The body is earthed It has high resistance It does not form a closed path for the flow of current ANSWER DOWNLOAD EXAMIANS APP
Physics Speed of sound is the greatest in : Air Water Glycerine Glass Air Water Glycerine Glass ANSWER DOWNLOAD EXAMIANS APP
Physics Mirage is due to: Unequal heating of different parts of the atmosphere Depletion of ozone layer in the atmosphere Equal heating of different parts of the atmosphere Magnetic disturbances in the atmosphere Unequal heating of different parts of the atmosphere Depletion of ozone layer in the atmosphere Equal heating of different parts of the atmosphere Magnetic disturbances in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics If a barometric reading is falling, this usually indicates what Decreasing pressure No pressure Increasing pressure None Decreasing pressure No pressure Increasing pressure None ANSWER DOWNLOAD EXAMIANS APP