In figure
In figure, the optical fiber is l = 2 m long and has a diameter of d=20μm. If a ray of light is incident on one end of the fiber at angle θ1=40^∘ , the number of reflections it makes before emerging form the other end is close to : (refractive index of fiber is 1.31 and sin40^∘=0.64)
18
Nov
In figure, the optical fiber is l = 2 m long and has a diameter of d=20μm. If a ray of light is incident on one end of the fiber at angle θ1=40^∘ , the number of reflections it makes before emerging form the other end is close to : (refractive index of fiber is [...]
In figure, an air lens of radius of curvature of each surface equal to 10cm ( R1 = R2 = 10 cm)is cut into a cylinder of glass of refractive index 1.5. The focal length and the nature of the lens is
17
Nov
In figure, an air lens of radius of curvature of each surface equal to 10cm ( R1 = R2 = 10 cm)is cut into a cylinder of glass of refractive index 1.5. The focal length and the nature of the lens is an air lens of radius of curvature of each surface equal to 10cm [...]
In figure, voltmeter is not ideal. If the voltmeter is removed from R1 and then put across R2 , what will be the effect on current I? Given R1 >R2.
15
Nov
In figure, voltmeter is not ideal. If the voltmeter is removed from R1 and then put across R2 , what will be the effect on current I? Given R1 >R2. In figure voltmeter is not ideal. If the voltmeter is removed from R1 and then put across R2 what will be the effect on current [...]
In figure, two cells have equal emf e but internal resistances are r1 and r2 . If the reading of the voltmeter is zero, then relation between R, r1 and r2 is
13
Nov
In figure, two cells have equal emf e but internal resistances are r1 and r2 . If the reading of the voltmeter is zero, then relation between R, r1 and r2 is In figure r1 and r2 is then relation between R two cells have equal emf e but internal resistances are r1 and r2 [...]
In figure, what be the sign of the velocity of the point P’, which is the projection of the velocity of the reference particle P.P is moving in a circle of radius R in anti-clockwise direction.
12
Nov
In figure, what be the sign of the velocity of the point P’, which is the projection of the velocity of the reference particle P.P is moving in a circle of radius R in anti-clockwise direction. In figure what be the sign of the velocity of the point P' which is the projection of the [...]
In figure, the current flowing through 2 R is ( 1 ) from left to right ( 2) from right to left (3) no current
11
Nov
In figure, the current flowing through 2 R is ( 1 ) from left to right ( 2) from right to left (3) no current In figure the current flowing through 2 R is ( 1 ) from left to right ( 2) from right to left (3) no current November 11, 2020 Category: Uncategorised [...]
In figure, the charge that flows from P to Q when the switch S is closed is
11
Nov
In figure, the charge that flows from P to Q when the switch S is closed is In figure the charge that flows from P to Q when the switch S is closed is November 11, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
In figure , a potential of + 12 V is given to point A , and point B is earthed . what is the potential at the point P in V?
08
Nov
In figure , a potential of + 12 V is given to point A , and point B is earthed . what is the potential at the point P in V? a potential of + 12 V is given to point A and point B is earthed . what is the potential at the point [...]
In figure, teh seperation between the plates of C1 is slowely increased to double of its initial value. Now match the entries in column I and II.
08
Nov
In figure, teh seperation between the plates of C1 is slowely increased to double of its initial value. Now match the entries in column I and II. In figure teh seperation between the plates of C1 is slowely increased to double of its initial value. Now match the entries in column I and II. November [...]
A parallel plate capacitor is charged as shown (Q is given). A metal slab with the total charge +Q is placed inside the capacitor as shown. The thickness of the slab is d. The distance between the top plate and the top of the slab is 2d, and the distance between the bottom plate and the botthom of the slab is d. Each plate is grounded through a galvanometer as shown . Find the charge that passes through each galvanometer after both switches are closed simultaneously.
08
Nov
A parallel plate capacitor is charged as shown (Q is given). A metal slab with the total charge +Q is placed inside the capacitor as shown. The thickness of the slab is d. The distance between the top plate and the top of the slab is 2d, and the distance between the bottom plate and [...]