[{"id":161585,"question":"The tidal energy is produced due to rotation of Earth relative to:","choices":[{"text":"Moon","value":"A"},{"text":"Sun","value":"B"},{"text":"Oceans","value":"C"},{"text":"Water","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":161584,"question":"Most of the geysers occur in:","choices":[{"text":"Volcanic regions","value":"A"},{"text":"Magnetic regions","value":"B"},{"text":"Northern region","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":161583,"question":"A solar cell is made from:","choices":[{"text":"Iron","value":"A"},{"text":"Silicon","value":"B"},{"text":"Germanium","value":"C"},{"text":"Copper","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":161582,"question":"The amount of coal used since 1945 up till now as compared to that used in the whole of history before that is","choices":[{"text":"Much more","value":"A"},{"text":"Very small","value":"B"},{"text":"No amount at all","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":161581,"question":"The tidal energy is due to gravitational pull of :","choices":[{"text":"sun","value":"A"},{"text":"moon","value":"B"},{"text":"Mars","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":161580,"question":"A solar cell converts energy of the Sun into:","choices":[{"text":"Heat energy","value":"A"},{"text":"Magnetic energy","value":"B"},{"text":"Light energy","value":"C"},{"text":"Sound energy","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":161579,"question":"The ultimate source of money sources of energy is:","choices":[{"text":"Sun","value":"A"},{"text":"Air","value":"B"},{"text":"Water","value":"C"},{"text":"Petroleum","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":161578,"question":"If work is done at the rate of 2 k j per second, then total work done is half an hour will be:","choices":[{"text":"0.5 Kwn","value":"A"},{"text":"2 Kwh","value":"B"},{"text":"1 Kwh","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":161577,"question":"Teh consumption of energy by a 1000 watt heater in half an hour is:","choices":[{"text":"5 Kwh","value":"A"},{"text":"0.5 Kwh","value":"B"},{"text":"2.5 Kwh","value":"C"},{"text":"3.2 Kwh","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":161576,"question":"The consumption of energy by a 60 W bulb in 2 minutes is:","choices":[{"text":"2 watt-hour","value":"A"},{"text":"120 watt-hour","value":"B"},{"text":"30 watt-hour","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":161575,"question":"The power of an electric generating station is expressed in:","choices":[{"text":"Kilo Jule","value":"A"},{"text":"Kilowatt-hour","value":"B"},{"text":"Kilo watt","value":"C"},{"text":"Watt","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":161574,"question":"Power is a :","choices":[{"text":"Vector quantity","value":"A"},{"text":"Base quantity","value":"B"},{"text":"Scalar quantity","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":161573,"question":"Watt x second is unit of:","choices":[{"text":"Force","value":"A"},{"text":"Work","value":"B"},{"text":"Power","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":161572,"question":"Which of the following is not a unit of power:","choices":[{"text":"J-sec","value":"A"},{"text":"Watt","value":"B"},{"text":"N m/sec","value":"C"},{"text":"Horsepower","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":161571,"question":"The value of escape velocity of Earth planet comes out to be:","choices":[{"text":"11 m/sec","value":"A"},{"text":"11 km/sec","value":"B"},{"text":"11 km/hour","value":"C"},{"text":"11 cm/sec","value":"D"},{"value":"E"}],"correctAnswer":2}]