Electricity
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Semiconductor Electronics
MCQ (Single Correct Answer)
1
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
A wire of a certain material is stretched slowly by ten percent. Its new resistance and specific resistance become respectively
A
both remain the same
B
1.1 times, 1.1 times
C
1.2 times, 1.1 times
D
1.21 times, same
2
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
An electric kettle takes 4 A current at 220 V. How much time will it take to boil 1 kg of water from temperature 20oC ? The temperature of boiling water is 100oC
A
12.6 min
B
4.2 min
C
6.3 min
D
8.4 min
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
A current of 3 amp. flows through the 2 $$\Omega $$ resistor shown in the circuit. The power dissipated in the 5 $$\Omega $$ resistor is

AIPMT 2008 Physics - Current Electricity Question 71 English
A
1 watt
B
5 watt
C
4 watt
D
2 watt
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
A cell can be balanced against 110 cm and 100 cm of potentiometer wire, respectively with and without being short circuited through a resistance of 10 $$\Omega $$. Its internal resistance is
A
2.0 ohm
B
zero
C
1.0 ohm
D
0.5 ohm
NEET Subjects