Which of the following examples represent periodic motion?

 1 A swimmer completing one (return) trip from one bank of a river to the other and back. 2 A freely suspended bar magnet displaced from its N-S direction and released. 3 Swaying of the branches of the tree. 4 An arrow released from a bow.

Subtopic:  Types of Motion |
52%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

Which of the following examples represent simple harmonic motion?

 1 The rotation of the earth about its axis. 2 The motion of an oscillating mercury column in a U-tube. 3 General vibrations of a polyatomic molecule about its equilibrium position. 4 A fan rotating with a constant angular velocity.

Subtopic:  Simple Harmonic Motion |
62%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The figure depicts four $$(\mathrm{x-t})$$ plots for the linear motion of a particle.

 (a)

 (b) (c) (d)

Which of the following is true​​​​​​?

 1 (a) is periodic but (c) is not periodic. 2 (b) is periodic but (d) is not periodic. 3 (b) and (d) are periodic. 4 only (c) is periodic.
Subtopic:  Types of Motion |
79%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

The period of $$(\sin\omega t-\cos\omega t)$$ is:
1. $$\frac{\pi}{\omega}$$
2. $$\frac{4 \pi}{\omega}$$
3. $$\frac{3 \pi}{\omega}$$
4. $$\frac{2 \pi}{\omega}$$
Subtopic:  Simple Harmonic Motion |
74%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

:

 1 a simple harmonic function. 2 a simple harmonic function but not a periodic function. 3 both periodic and simple harmonic function. 4 only periodic function.

Subtopic:  Simple Harmonic Motion |
66%
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

A particle is in linear simple harmonic motion between two points, A and B, 10 cm apart. (Take the direction from A to B as the positive direction.) The signs of velocity, acceleration, and force on the particle when it is at 3 cm away from A going towards B are:

1. Zero, Negative, Negative

2. Negative, Zero, Zero

3. Negative, Negative, Negative

4. Positive, Positive, Positive

Subtopic:  Simple Harmonic Motion |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

Which of the following relationships between the acceleration '$$a$$' and the displacement '$$x$$' of a particle involves simple harmonic motion?

 1 $$a = 0 . 7 x$$ 2 $$a = - 200 x^{2}$$ 3 $$a = - 10 x$$ 4 $$a = 100 x^{3}$$

Subtopic:  Simple Harmonic Motion |
73%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

A spring balance has a scale that reads from 0 to 50 kg. The length of the scale is 20 cm. A body suspended from this balance, when displaced and released, oscillates with a period of 0.6 s. What is the weight of the body?

1. 219 N

2. 196 N

3. 223 N

4. 225 N

Subtopic:  Simple Harmonic Motion |
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints

A spring having a spring constant of 1200 N/m is mounted on a horizontal table as shown in the figure. A mass of 3 kg is attached to the free end of the spring. The mass is then pulled sideways to a distance of 2.0 cm and released. The frequency of oscillations will be:

 1 $$3.0~\text{s}^{-1}$$ 2 $$2.7~\text{s}^{-1}$$ 3 $$1.2~\text{s}^{-1}$$ 4 $$3.2~\text{s}^{-1}$$

Subtopic:  Spring mass system |
72%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch

A spring having a spring constant of $$1200$$ N/m is mounted on a horizontal table as shown in the figure. A mass of $$3$$ kg is attached to the free end of the spring. The mass is then pulled sideways to a distance of $$2.0$$ cm and released. The maximum acceleration of the mass is:

1. $$6$$ ms-2
2. $$8$$ ms-2
3. $$3.3$$ ms-2
4. $$5.1$$ ms-2

Subtopic:  Combination of Springs |
84%
From NCERT
To view explanation, please take trial in the course.
NEET 2025 - Target Batch
Hints
To view explanation, please take trial in the course.
NEET 2025 - Target Batch