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A thin plano convex lens A has material of refractive index mu A = 1.8 and its curved surface has radius of curvature R. A thin layer of transparent material B is laid over the curved surface of A.
09
Sep
A thin plano convex lens A has material of refractive index mu A = 1.8 and its curved surface has radius of curvature R. A thin layer of transparent material B is laid over the curved surface of A. A thin plano convex lens A has material of refractive index mu A = 1.8 and [...]
An object in placed 30 cm in front of a concave lens that is made of a glass of refractive index 1.5 and has equal radii of curvature of its two surfaces, each 30 cm. The surface of the lens father away
09
Sep
An object in placed 30 cm in front of a concave lens that is made of a glass of refractive index 1.5 and has equal radii of curvature of its two surfaces, each 30 cm. The surface of the lens father away An object in placed 30 cm in front of a concave lens that [...]
Consider the situation as shown in the figure. Choose the correct option –
09
Sep
Consider the situation as shown in the figure. Choose the correct option – Consider the situation as shown in the figure. Choose the correct option - September 9, 2020 Category: Cengage NEET by C.P Singh , Chapter 7 - Friction , Part 1 ,
Each of the eight conductors in the below figure carries 2.0 A of current into or out of the page . Two paths are indicated for the line integal ∮B ds. What is the value of the integal for (a) path 1 and (b) path 2 ?
09
Sep
Each of the eight conductors in the below figure carries 2.0 A of current into or out of the page . Two paths are indicated for the line integal ∮B ds. What is the value of the integal for (a) path 1 and (b) path 2 ? Figure shows two closed paths wrapped around two [...]
A block of mass 2 kg rests on a rough inclined plane making an angle 30 degree with the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is
09
Sep
A block of mass 2 kg rests on a rough inclined plane making an angle 30 degree with the horizontal. The coefficient of static friction between the block and the plane is 0.7. The frictional force on the block is A ball is thrown vertically upwards with a velocity of 10 ms−1. It returns to [...]
The force acting on the block at time t = 4s will be 1) 50 N, 2) 30 N, 3) 25 N, 4) None
09
Sep
The force acting on the block at time t = 4s will be 1) 50 N, 2) 30 N, 3) 25 N, 4) None 2) 30 N 3) 25 N 4) None The force acting on the block at time t = 4s will be 1) 50 N September 9, 2020 Category: Cengage NEET by [...]
As shown in the figure, the friction force acting on the block is 1) 50 N, 2) 30 N, 3) 20 N, 4) None
09
Sep
As shown in the figure, the friction force acting on the block is 1) 50 N, 2) 30 N, 3) 20 N, 4) None 2) 30 N 3) 20 N 4) None As shown in the figure the friction force acting on the block is 1) 50 N September 9, 2020 Category: Cengage NEET by [...]
The radius of curvature of the convex face of a plano-convex lens is 12 cm and its refractive index is 1.5. (a) Find the focal length of this lens. The plane surface of the lens is now silvered.
09
Sep
The radius of curvature of the convex face of a plano-convex lens is 12 cm and its refractive index is 1.5. (a) Find the focal length of this lens. The plane surface of the lens is now silvered. The radius of curvature of the convex face of a plano-convex lens is 12 cm and its [...]
Figure shows two closed paths wrapped around two conducting loops carrying currents i1=5.0 A and i2 =3.0 A. What is the value of the integral ∮ B.d s for (a) path 1 and (b) path 2?
09
Sep
Figure shows two closed paths wrapped around two conducting loops carrying currents i1=5.0 A and i2 =3.0 A. What is the value of the integral ∮ B.d s for (a) path 1 and (b) path 2? Figure shows two closed paths wrapped around two conducting loops carrying currents i1=5.0 A and i2 =3.0 A. What [...]
A particle is projected up a 37∘ rough incline with velocity v0. If μ=1/2, the speed with which it returns back to the starting point is v. Then v/v0 is
09
Sep
A particle is projected up a 37∘ rough incline with velocity v0. If μ=1/2, the speed with which it returns back to the starting point is v. Then v/v0 is A particle is projected up a 37∘ rough incline with velocity v0. If μ=1/2 the speed with which it returns back to the starting point [...]