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 1, 2, 3 and 4 3 and 4 only 4 only 1, 2 and 3 only 1, 2, 3 and 4 3 and 4 only 4 only ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following never occurs singly in nature? Force Momentum Inertia Velocity Force Momentum Inertia Velocity ANSWER DOWNLOAD EXAMIANS APP
Physics A bimetal made copper and iron strips welded together is straight at room temperature. It is held vertically with iron strip towards left and copper strip towards right. If this bimetal is heated, it will Bend towards right None of these Remain straight Bend towards left Bend towards right None of these Remain straight Bend towards left ANSWER DOWNLOAD EXAMIANS APP
Physics Electrical Pressure is also called Resistance Power Current Voltage Resistance Power Current Voltage ANSWER DOWNLOAD EXAMIANS APP
Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? No change The liquid cools The liquid boils The liquid evaporates No change The liquid cools The liquid boils The liquid evaporates ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is an example of simple harmonic motion? Earth spinning on its axis Motion of a ceiling fan Ball bouncing on floor Simple pendulum motion Earth spinning on its axis Motion of a ceiling fan Ball bouncing on floor Simple pendulum motion ANSWER DOWNLOAD EXAMIANS APP
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