Question Answers
Sahay Sir > Question Answers
A long solenoid of radius R and n be the number of turns per unit length carries a linearly increasing current i = i0/T t. A coaxial circular conducting loop of radius 2R is fitted with a parallel capacitor whose plate area is A and seperation is d. Find the
19
Oct
A long solenoid of radius R and n be the number of turns per unit length carries a linearly increasing current i = i0/T t. A coaxial circular conducting loop of radius 2R is fitted with a parallel capacitor whose plate area is A and seperation is d. Find the a particle having charge q [...]
Three identical coils A, B and C are placed with their planes parallel to one another. Fig Coils B and C carry currents as shwon. Coils B and C are fixed. The coil A is moved towards B with uniform speed. Is three any induced current in B
19
Oct
Three identical coils A, B and C are placed with their planes parallel to one another. Fig Coils B and C carry currents as shwon. Coils B and C are fixed. The coil A is moved towards B with uniform speed. Is three any induced current in B a particle having charge q is placed [...]
A vertical conducting ring of radius R falls vertically with a speed V in a horizontal uniform magnetic field which is perpendicular to the plane of the ring. Which of the following statements is correct?
19
Oct
A vertical conducting ring of radius R falls vertically with a speed V in a horizontal uniform magnetic field which is perpendicular to the plane of the ring. Which of the following statements is correct? a particle having charge q is placed at a point P outside the cylindrical magnetic field region Figure shows a [...]
A and B two metallic rings placed at opposite sides of an infinitely long straight conducting wire as shown in Fig. If current in the wire is slowly decreased, the direction of the induced current will be
19
Oct
A and B two metallic rings placed at opposite sides of an infinitely long straight conducting wire as shown in Fig. If current in the wire is slowly decreased, the direction of the induced current will be A and B two metallic rings placed at opposite sides of an infinitely long straight conducting wire as [...]
A rod PQ is connected to the capacitor plates. The rod is placed in a magnetic field (B) directed downwards perpendicular to the plane of the paper. If the rod is pulled out of magnetic field with velocity v as shown in Figure.
19
Oct
A rod PQ is connected to the capacitor plates. The rod is placed in a magnetic field (B) directed downwards perpendicular to the plane of the paper. If the rod is pulled out of magnetic field with velocity v as shown in Figure. a particle having charge q is placed at a point P outside [...]
A block is projected upwards on a rough inclined plane at 20 m/s. let the time in going up, then t is equal to
19
Oct
A block is projected upwards on a rough inclined plane at 20 m/s. let the time in going up, then t is equal to A block is projected upwards on a rough inclined plane at 20 m/s. let the time in going up then t is equal to October 19, 2020 Category: Arihant Physics by [...]
A block is placed on an inclined plane whose angle θ can be varied as shown. Given μ0=3/4 and μk=1/2. The angle at which block starts moving and minimum acceleration of the block once it starts moving is
19
Oct
A block is placed on an inclined plane whose angle θ can be varied as shown. Given μ0=3/4 and μk=1/2. The angle at which block starts moving and minimum acceleration of the block once it starts moving is Assuming all the surfaces to be frictionless acceleration of the block c shown in the figure is [...]
In the figure shown, there is no relative motion between the two blocks. Force of friction acting on 1 kg block is
19
Oct
In the figure shown, there is no relative motion between the two blocks. Force of friction acting on 1 kg block is In the figure shown there is no relative motion between the two blocks. Force of friction acting on 1 kg block is October 19, 2020 Category: Arihant Physics by D.C Pandey , Chapter [...]
A car starts from rest. It has to cover a distance of 500 m from rest to rest. The coefficient of friction between the road and the tyre is 1/2. the minimum time in which the car can cover this distance is? (g=10m/s^2)
19
Oct
A car starts from rest. It has to cover a distance of 500 m from rest to rest. The coefficient of friction between the road and the tyre is 1/2. the minimum time in which the car can cover this distance is? (g=10m/s^2) Assuming all the surfaces to be frictionless acceleration of the block c [...]
In the figure, mA=2kg and mB=4kg. For what minimum value of F,A starts slipping over B? (g=10m/s^2)
19
Oct
In the figure, mA=2kg and mB=4kg. For what minimum value of F,A starts slipping over B? (g=10m/s^2) A starts slipping over B? (g=10m/s^2) In the figure mA=2kg and mB=4kg. For what minimum value of F October 19, 2020 Category: Arihant Physics by D.C Pandey , Chapter 5 - Laws of Motion , Volume 2 ,