Electric Circuits Which quantity should be measured by the voltmeter ? Current Voltage Power Speed Current Voltage Power Speed ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Two equal resistors R connected in series across a voltage source V dissipate power P. What would be the power dissipated in the same resistors when they are connected in parallel across the same voltage source? 4P. 16P. 2P. P. 4P. 16P. 2P. P. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is 6:4:2. 2:4:6. 2:3:6. 6:3:2. 6:4:2. 2:4:6. 2:3:6. 6:3:2. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits The hot resistance of a tungsten lamp is about 10 times the cold resistance. Accordingly, cold resistance of a 100 W, 200 V lamp will be 400 Ω. 4 Ω. 40 Ω. 800 Ω. 400 Ω. 4 Ω. 40 Ω. 800 Ω. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Electric field intensity ( E ) at any point in an electric field is equal to ( potential gradient )2. ( potential gradient )1/2. ( potential gradient )1/3. potential gradient. ( potential gradient )2. ( potential gradient )1/2. ( potential gradient )1/3. potential gradient. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits An electric field can deflect neutrons. x-rays. alpha particles. gamma-rays. neutrons. x-rays. alpha particles. gamma-rays. ANSWER DOWNLOAD EXAMIANS APP
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