[{"id":170522,"question":"the range of galvanometer to measure current is:
","choices":[{"text":"few amperes
","value":"A"},{"text":"few micro amperes
","value":"B"},{"text":"few milli amperes
","value":"C"},{"text":"mega amperes
","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":170520,"question":"The value or current I passing through a conductor is\r\ninversely proportional to:
","choices":[{"text":"Temperature
","value":"A"},{"text":"Potential difference
","value":"B"},{"text":"e.m.f.
","value":"C"},{"text":"resistance
","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":170519,"question":"Total energy supplied in driving one coulomb of charge\r\naround a complete circuit is called:
","choices":[{"text":"Potential
","value":"A"},{"text":"Potential difference
","value":"B"},{"text":"Electromotive force
","value":"C"},{"text":"Potential energy
","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":170517,"question":"When a potential of 10 volt is applied across a conductor, a\r\ncurrent of 5 miliampere flows through it, the resistance of the conductor will\r\nbe:
","choices":[{"text":"200 ohm
","value":"A"},{"text":"2000 ohm
","value":"B"},{"text":"0.2 ohm
","value":"C"},{"text":"0.002 ohm
","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":170514,"question":"When resistances are connected in parallel, the current\r\npassing through them is:
","choices":[{"text":"Same
","value":"A"},{"text":"Zero
","value":"B"},{"text":"Different
","value":"C"},{"text":"Infinite
","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":170513,"question":"V2/R=:
","choices":[{"text":"Power
","value":"A"},{"text":"Energy
","value":"B"},{"text":"Voltage
","value":"C"},{"text":"Resistance
","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":170512,"question":"By keeping resistance constant if we double the voltage then\r\ncurrent will be:
","choices":[{"text":"Double
","value":"A"},{"text":"4 times
","value":"B"},{"text":"ΒΌ times
","value":"C"},{"text":"Half
","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":170510,"question":"100x103 A= :
","choices":[{"text":"10-3 A
","value":"A"},{"text":"10-2 A
","value":"B"},{"text":"10 A
","value":"C"},{"text":"10-1A
","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":170509,"question":"Human skin, in dry conditions, has a resistance of:
","choices":[{"text":"20,000 ohm
","value":"A"},{"text":"100,000 ohm
","value":"B"},{"text":"30,000 ohm
","value":"C"},{"text":"2000 ohm
","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":170508,"question":"The galvanometer has been named after the scientist:
","choices":[{"text":"Lewis
","value":"A"},{"text":"Lowry bronsted
","value":"B"},{"text":"Luigi Galvano
","value":"C"},{"text":"Galvano Einstein
","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":170506,"question":"Circuit breaker works on the principle of:
","choices":[{"text":"Electric current
","value":"A"},{"text":"Magnetism
","value":"B"},{"text":"Electromagnetism
","value":"C"},{"text":"Electrostatics
","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":170505,"question":"The commercial unit of electrical energy is:
","choices":[{"text":"Joule
","value":"A"},{"text":"Watt
","value":"B"},{"text":"Kilowatt hour
","value":"C"},{"text":"Electron volt
","value":"D"},{"value":"E"}],"correctAnswer":3}]