1
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
A resistance 'R' draws power 'P' when connected to an AC source. If an inductance is now placed in series with the resistance, such that the impedance of the circuit becomes 'Z'. the power drawn will be
2
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
A transformer having efficiency of 90% is working on 200 V and 3 kW power supply. If the current in the secondary coil is 6 A, the voltage across the secondary coil and the current in the primary coil respectively are
3
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
The primary of a transformer when connected to a dc battery of 10 Volt draws a current of 1 mA. The number of turns of the primary and secondary windings are 50 and 100 respectively. The voltage in the secondary and the current drawn by the circuit in the secondary are respectively
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when
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