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 2023 11th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A ball of mass '$$\mathrm{m}$$' is attached to the free end of a string of length '$$l$$'. The ball is moving in horizontal circular path about the vertical axis as shown in the diagram.

The angular velocity '$$\omega$$' of the ball will be [ $$\mathrm{T}=$$ Tension in the string.]

MHT CET 2023 11th May Morning Shift Physics - Circular Motion Question 46 English

A
$$\sqrt{\frac{\mathrm{T} l}{\mathrm{~m}}}$$
B
$$\sqrt{\frac{\mathrm{Tm}}{l}}$$
C
$$\sqrt{\frac{\mathrm{m} l}{\mathrm{~T}}}$$
D
$$\sqrt{\frac{\mathrm{T}}{\mathrm{ml} l}}$$
2
MHT CET 2023 10th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle performing uniform circular motion of radius $$\frac{\pi}{2} \mathrm{~m}$$ makes '$$\mathrm{x}$$' revolutions in time '$$t$$'. Its tangential velocity is

A
$$\frac{\pi \mathrm{x}}{\mathrm{t}}$$
B
$$\frac{\pi x^2}{t}$$
C
$$\frac{\pi^2 x^2}{t}$$
D
$$\frac{\pi^2 \mathrm{x}}{\mathrm{t}}$$
3
MHT CET 2023 10th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A body of mass 200 gram is tied to a spring of spring constant $$12.5 \mathrm{~N} / \mathrm{m}$$, while other end of spring is fixed at point '$$O$$'. If the body moves about '$$O$$' in a circular path on a smooth horizontal surface with constant angular speed $$5 \mathrm{~rad} / \mathrm{s}$$ then the ratio of extension in the spring to its natural length will be

MHT CET 2023 10th May Morning Shift Physics - Circular Motion Question 44 English

A
1 : 2
B
1 : 1
C
2 : 3
D
2 : 5
4
MHT CET 2023 9th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

A particle of mass '$$\mathrm{m}$$' moves along a circle of radius '$$r$$' with constant tangential acceleration. If K.E. of the particle is '$$E$$' by the end of third revolution after beginning of the motion, then magnitude of tangential acceleration is

A
$$\frac{\mathrm{E}}{2 \pi \mathrm{rm}}$$
B
$$\frac{\mathrm{E}}{6 \pi \mathrm{rm}}$$
C
$$\frac{\mathrm{E}}{8 \pi \mathrm{rm}}$$
D
$$\frac{\mathrm{E}}{4 \pi \mathrm{rm}}$$
MHT CET Subjects