1
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Which of the following graph represents the variation of resistivity ($$\rho $$) with temperature (T) for copper?
A
NEET 2020 Phase 1 Physics - Current Electricity Question 20 English Option 1
B
NEET 2020 Phase 1 Physics - Current Electricity Question 20 English Option 2
C
NEET 2020 Phase 1 Physics - Current Electricity Question 20 English Option 3
D
NEET 2020 Phase 1 Physics - Current Electricity Question 20 English Option 4
2
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
The solids which have the negative temperature coefficient of resistance are :
A
insulators only
B
semiconductors only
C
insulators and semiconductors
D
metals
3
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Six similar bulbs are connected as shown in the figure with a DC source of emf E, and zero internal resistance.

The ratio of power consumption by the bulbs when (i) all are glowing and (ii) in the situation when two from section A and one from section B are glowing, will be : NEET 2019 Physics - Current Electricity Question 31 English
A
4 : 9
B
9 : 4
C
1 : 2
D
2 : 1
4
NEET 2019
MCQ (Single Correct Answer)
+4
-1
In the circuits shown below, the readings of voltmeters and the ammeters will be : NEET 2019 Physics - Current Electricity Question 30 English
A
V1 = V2 and i1 = i2
B
V1 > V2 and i1 > i2
C
V1 > V2 and i1 = i2
D
V1 = V2 and i1 > i2
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