04/06/2026
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Hi jee main/advanced/neet aspirants,
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Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
A sphere of radius R is cut from a larger solid sphere of radius 2R as shown in the figure.
A sphere of radius R is cut from a larger solid sphere of radius 2R as shown in the figure. The ratio of the moment of inertia of the smaller sphere to that ...
04/06/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
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Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
A bob of heavy mass m is suspended by a light string of length l. The bob is given a
A bob of heavy mass m is suspended by a light string of length l. T...
25/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
A uniform rod of mass 20 kg and length 5 m leans against a smooth vertical wall making an angle
A uniform rod of mass 20 kg and length 5 m leans against a smooth v...
22/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
All surfaces shown in figure are assumed to be frictionless and the pulleys and the string
All surfaces shown in figure are assumed to be frictionless and the pulleys and the string are light. The acceleration of the block of mass 2 kg is: ...
22/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
A ball suspended by a thread swings in a vertical plane so that its acceleration in the extreme
A ball suspended by a thread swings in a vertical plane so that its acceleration in the extreme position and lowest position are equal in magnitude. Angle θ ...
21/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
Five capacitors of capacitances C1=C2=C3=C4=10μF and C5=2.5μF are connected as shown, along
Five capacitors of capacitances C1=C2=C3=C4=10μF and C5=2.5μF are connected as shown, along with a battery of 50 V . The equivalent capacitance and the char...
21/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
AB is a part of an electrical circuit (see figure). The potential difference ′ V A − V B ‘
AB is a part of an electrical circuit (see figure). The potential difference ′ V A − V B , at the instant when current i = 2 A and is increasing at a rate o...
21/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
There are two inclined surfaces of equal length (L) and same angle of inclination 45 ∘ with the
There are two inclined surfaces of equal length (L) and same angle of inclination 45 ∘ with the horizontal. One of them is rough and the other is perfectly s...
20/05/2026
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Hi jee main/advanced/neet aspirants,
If you are targeting a high rank in JEE MAIN/ADVANCED/NEET, subscribe to my youtube channel for physics videos/recordings.
Regards,
Mukesh Kumar Singh
B.Tech(Mech. Engg) IIT Kanpur
Three identical heat conducting rods are connected in series as shown in the figure.
Three identical heat conducting rods are connected in series as sho...