1
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

A cell can supply currents of 1 A and 0.5 A via resistances of $$2.5 \Omega$$ and $$10 \Omega$$, respectively. The internal resistance of the cell is

A
$$2 \Omega$$
B
$$3 \Omega$$
C
$$4 \Omega$$
D
$$5 \Omega$$
2
AP EAPCET 2021 - 20th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The conductivity of a conductor decreases with temperature because, on heating

A
atoms vibrates vigorously
B
conductor expands
C
electrons gain energy
D
electrons vibrate vigorously
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Five current carrying conductors meet at a point P. What is the magnitude and direction of the current in the fifth conductor?

AP EAPCET 2021 - 20th August Morning Shift Physics - Current Electricity Question 51 English

A
1A from Q to P
B
1A from P to Q
C
3A from P to Q
D
2A to Q to P
4
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

In a potentiometer of 10 wires, the balance point is obtained on the 6th wire. To shift the balance point to 8th wire, we should

A
increase resistance in the main circuit
B
decrease resistance in the main circuit
C
increase resistance in series with the cell whose emf is to be measured
D
decrease resistance in series with the cell whose emf is to be measured

AP EAPCET Subjects

Browse all chapters by subject