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The coefficient of linear expansion of steel and brass are 11×10−6/∘Cand19×10−6/∘C respectively. I
January 18, 2025
Description The coefficient of linear expansion of steel and brass are 11*10^-6 and 19* 10^-6 respectively. If their difference in lengths at all temperature has to kept constant at Welcome to PhysicsMonk.com – India’s Largest Platform for Instant Doubt Solutions PhysicsMonk.com is the ultimate destination for instant video solutions to your doubts in Physics—from Class

A steel rod of length 1 m is heated from 25∘to75∘Ckeeping its length constant. The longitudinal str
January 18, 2025
Description A steel rod of length 1 m is heated from 25 to 75 degree celcius keeping its length constant. The longitudinal strain developed in the rod is (Given coefficient of linear expansion of steel = Welcome to PhysicsMonk.com – India’s Largest Platform for Instant Doubt Solutions PhysicsMonk.com is the ultimate destination for instant video

The magnetic field between the plates of a capacitor where r is less than R is given by ,where
January 18, 2025
Description The magnetic field between the plates of a capacitor where r is less than R is given by (where r is the distance from the axis of plates and R is the radius of each plate of capacitor) Welcome to PhysicsMonk.com – India’s Largest Platform for Instant Doubt Solutions PhysicsMonk.com is the ultimate destination

An object is placed in a medium of refractive index 3. An electromagnetic wave of intensity 6 × 10
January 18, 2025
Description An object is placed in a medium of refractive index 3. An electromagnetic wave of intensity 6 × 10 8 W / m 2 falls normally on the object and it is absorbed completely. The radiation pressure on the object would be (speed of light in free space = 3 × 10 8 m

Part 2 Revision oneshot EMI for NCERT/NEET Motional EMF,Energy consideration,Inductor and Inductance
January 17, 2025
Description Welcome to PhysicsMonk.com – India’s Largest Platform for Instant Doubt Solutions PhysicsMonk.com is the ultimate destination for instant video solutions to your doubts in Physics—from Class 11th to JEE Advanced and NEET level. With a growing library of over 15 lakh+ expert-created video solutions, we make learning fast, easy, and effective. Just click a

Revision Oneshot EMI Faraday’s and Lenz’s Law complete for NCERT and NEET (part 1)
January 16, 2025
Description Welcome to PhysicsMonk.com – India’s Largest Platform for Instant Doubt Solutions PhysicsMonk.com is the ultimate destination for instant video solutions to your doubts in Physics—from Class 11th to JEE Advanced and NEET level. With a growing library of over 15 lakh+ expert-created video solutions, we make learning fast, easy, and effective. Just click a

A point source of 100 W emits light with 5% efficiency. At a distance of 5 m from the source,
January 15, 2025
Description A point source of 100 W emits light with 5% efficiency. At a distance of 5 m from the source, the intensity produced by the electric field component is (1) 1 2 π W m 2 (2) 1 40 π W m 2 (3) 1 10 π W m 2 (4) 1 20 π

A light ray is moving from A to B, separated by a distance d in vacuum. There is a
January 15, 2025
Description A light ray is moving from A to B, separated by a distance d in vacuum. There is a slab of thickness r and refractive index n in the path, as shown. The electric field oscillation at A is given as E-E sin cot. If the speed of light in vacuum is c, the

Average force exerted on a non-reflecting surface at normal incidence is 2.4 × 10 − 4 N . If 360
January 15, 2025
Description Average force exerted on a non-reflecting surface at normal incidence is 2.4 × 10 − 4 N . If 360 W / c m 2 is the light energy flux during span of 1 hour 30 minutes. Then the area of the surface is: Welcome to PhysicsMonk.com – India’s Largest Platform for Instant Doubt

A thin spherical shell of radius R is cut into two equal halves and then each of its halves is charg
January 15, 2025
Description A thin spherical shell of radius R is cut into two equal halves and then each of its halves is charged to the same uniform surface charge density σ . If F is the force exerted on each half to keep them at equilibrium, then F is proportional to Welcome to PhysicsMonk.com – India’s
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