Electromagnetism
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Alternating Current
MCQ (Single Correct Answer)
Modern Physics
Dual Nature of Radiation
MCQ (Single Correct Answer)
Semiconductor Devices and Logic Gates
MCQ (Single Correct Answer)
Communication Systems
MCQ (Single Correct Answer)
1
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A car of mass '$$m$$' moving with velocity '$$u$$' on a straight road in a straight line, doubles its velocity in time t. The power delivered by the engine of a car for doubling the velocity is

A
$$\frac{3 m u^2}{2 t}$$
B
$$\frac{m u^2}{2 t}$$
C
$$\frac{2 \mathrm{mu}^2}{\mathrm{t}}$$
D
$$\frac{3 \mathrm{mu}^2}{\mathrm{t}}$$
2
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A bob of a simple pendulum of mass 'm' is displaced through 90$$^\circ$$ from mean position and released. When the bob is at lowest position, the tension in the string is

A
4 mg
B
2 mg
C
mg
D
3 mg
3
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

Three bodies P, Q and R have masses 'm' kg, '2m' kg and '3m' kg respectively. If all the bodies have equal kinetic energy, then greater momentum will be for body/bodies.

A
Q
B
R
C
P and Q
D
P
4
MHT CET 2021 21th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

A sphere of mass 25 gram is placed on a vertical spring. It is compressed by $$0.2 \mathrm{~m}$$ using a force $$5 \mathrm{~N}$$. When the spring is released, the sphere will reach a height of $$\left(\mathrm{g}=10 \mathrm{~m} / \mathrm{s}^2\right)$$ $$2 \mathrm{~m}$$

A
6 cm
B
8 cm
C
10 cm
D
2 m
MHT CET Subjects