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 The wall of a dam is broader at the base To withstand pressure that increases with depth Because streamlining is required To withstand pressure that increases in a horizontal plane To withstand pressure that is increased with atmospheric pressure To withstand pressure that increases with depth Because streamlining is required To withstand pressure that increases in a horizontal plane To withstand pressure that is increased with atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Physics At low temperature, Lead behaves as a : Superconductor Conductor Semi conductor Insulator Superconductor Conductor Semi conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following statements is true when we see ''rainbow' ? We face sun and raindrops The sky remains clear and the sun is at lower position in the sky In light rainfall, we face Sun The Sun remains behind us and we face raindrops We face sun and raindrops The sky remains clear and the sun is at lower position in the sky In light rainfall, we face Sun The Sun remains behind us and we face raindrops ANSWER DOWNLOAD EXAMIANS APP
Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 42 seconds 42 years 4.2 seconds 4.2 years 42 seconds 42 years 4.2 seconds 4.2 years ANSWER DOWNLOAD EXAMIANS APP
Physics Proton carry a Variable Charge Neutral Charge Positive Charge Negative Charge Variable Charge Neutral Charge Positive Charge Negative Charge ANSWER DOWNLOAD EXAMIANS APP