# The ratio of the distances travelled by a freely falling body in the $$1$$st, $$2$$nd, $$3$$rd and $$4$$th second is: 1. $$1:1:1:1$$ 2. $$1:2:3:4$$ 3. $$1:4:9:16$$ 4. $$1:3:5:7$$

Subtopic:  Uniformly Accelerated Motion |
80%
From NCERT
NEET - 2022
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 body of mass $$60~ \text{g}$$  experiences a gravitational force of $$3.0~\text{N}$$ when placed at a particular point. The magnitude of the gravitational field intensity at that point is:
 1 $$180 ~\text{N/kg}$$ 2 $$0.05 ~\text{N/kg}$$ 3 $$50 ~\text{N/kg}$$ 4 $$20 ~\text{N/kg}$$
Subtopic:  Gravitational Field |
70%
From NCERT
NEET - 2022
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

In the given nuclear reaction, the element $$\mathrm{X}$$ is:$${ }_{11}^{22} \mathrm{Na} \rightarrow \mathrm{X}+\mathrm{e}^{+}+\nu$$
 1 $${ }_{12}^{22} \mathrm{Mg}$$ 2 $${ }_{11}^{23} \mathrm{Na}$$ 3 $${ }_{10}^{23} \mathrm{Ne}$$ 4 $$_{10}^{22}\textrm{Ne}$$
Subtopic:  Types of Decay |
65%
From NCERT
NEET - 2022
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

If a soap bubble expands, the pressure inside the bubble:
1. is equal to the atmospheric pressure
2. decreases
3. increases
4. remains the same
Subtopic:  Surface Tension |
68%
From NCERT
NEET - 2022
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

Two resistors of resistance, $$100$$ $$\Omega$$ and $$200$$ $$\Omega$$ are connected in parallel in an electrical circuit. The ratio of the thermal energy developed in $$100$$ $$\Omega$$ resistor to that in $$200$$ $$\Omega$$ resistor in a given time is:
1. $$4:1$$
2. $$1:2$$
3. $$2:1$$
4. $$1:4$$
Subtopic:  Heating Effects of Current |
68%
From NCERT
NEET - 2022
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

Two hollow conducting spheres of radii $$R_1$$ and $$R_2$$ $$\left ( R_1\gg R_2 \right )$$ have equal charges. The potential would be:
 1 dependent on the material property of the sphere. 2 more on bigger sphere. 3 more on smaller sphere. 4 equal on both the spheres.
Subtopic:  Electric Potential |
71%
From NCERT
NEET - 2022
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 angular speed of a flywheel moving with uniform angular acceleration changes from $$1200$$ rpm to $$3120$$ rpm in $$16$$ s. The angular acceleration in rad/s² is:
1. $$104 \pi$$
2. $$2\pi$$
3. $$4\pi$$
4. $$12\pi$$
Subtopic:  Rotational Motion: Kinematics |
74%
From NCERT
NEET - 2022
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

When light propagates through a material medium of relative permittivity, $$\varepsilon_{r}$$ and relative permeability, $$\mu_{r}$$ the velocity of light, $$v$$ is given by:
($$c$$ = velocity of light in vacuum)
1. $$v=\dfrac{{c}}{\sqrt{\varepsilon_{r} \mu_{{r}}}}$$
2. $$v={c}$$
3. $$v=\sqrt{\dfrac{\mu_{{r}}}{\varepsilon_{{r}}}}$$
4. $$v=\sqrt{\dfrac{\varepsilon_{{r}}}{\mu_{{r}}}}$$
Subtopic:  Properties of EM Waves |
85%
From NCERT
NEET - 2022
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 long solenoid of radius $$1~\text{mm}$$ has $$100$$ turns per mm. If $$1~\text{A}$$ current flows in the solenoid, the magnetic field strength at the centre of the solenoid is:
 1 $$6.28 \times 10^{-4} ~\text{T}$$ 2 $$6.28 \times 10^{-2}~\text{T}$$ 3 $$12.56 \times 10^{-2}~\text{T}$$ 4 $$12.56 \times 10^{-4} ~\text{T}$$
Subtopic:  Magnetic Field due to various cases |
63%
From NCERT
NEET - 2022
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 shell of mass m is at rest initially. It explodes into three fragments having masses in the ratio $$2:2:1$$. If the fragments having equal masses fly off along mutually perpendicular directions with speed $$v,$$ the speed of the third (lighter) fragment is:
 1 $$3 \sqrt{2} v$$ 2 $$v$$ 3 $$\sqrt{2} v$$ 4 $$2 \sqrt{2} v$$
Subtopic:  Linear Momentum |
69%
From NCERT
NEET - 2022
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