1
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A balanced bridge is shown in the circuit diagram. The metre bridge wire has resistance $$1 \Omega \mathrm{m}^{-1}$$. The current drawn from the battery is (Internal resistance of battery is negligible)

MHT CET 2021 23th September Morning Shift Physics - Current Electricity Question 6 English

A
0.44 A
B
0.66 A
C
0.88 A
D
0.22 A
2
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

In potentiometer experiment, cells of e.m.f. '$$E_1$$' and '$$E_2$$' are connected in series $$\left(E_1>E_2\right)$$ the balancing length is $$64 \mathrm{~cm}$$ of the wire. If the polarity of $$E_2$$ is reversed, the balancing length becomes $$32 \mathrm{~cm}$$. The ratio $$\frac{E_1}{E_2}$$ is

A
$$1: 1$$
B
$$6: 1$$
C
$$3: 1$$
D
$$2: 1$$
3
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

In a potentiometer experiment, the balancing length for a cell is $$240 \mathrm{~cm}$$. On shunting the cell with a resistance of $$2 \Omega$$, the balancing length becomes half the initial balancing length. The internal resistance of the cell is

A
$$1.5 \Omega$$
B
$$1 \Omega$$
C
$$0.5 \Omega$$
D
$$2 \Omega$$
4
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Kirchhoff's current and voltage law are respectively based on the conservation of

A
momentum, charge
B
energy, charge
C
charge, energy
D
charge, momentum
MHT CET Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12