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A pan with a set of weights is attached to a light spring. The period of vertical oscillation is 0.5s. When some additional weights are put in pan, then the period of oscillations increases by 0.1s. The extension caused by the additional weight is
30
Oct
A pan with a set of weights is attached to a light spring. The period of vertical oscillation is 0.5s. When some additional weights are put in pan, then the period of oscillations increases by 0.1s. The extension caused by the additional weight is A pan with a set of weights is attached to a [...]
The three small spheres shown in Fig. carry charges q1 = 4.00 nC, q2 = -7.80 nC, and q3 = 2.40 nC. Find the net electric flux through each of the following closed surfaces shown in cross section in the figure: (a) S1; (b) S2; (c) S3; (d) S4; (e) S5. (f) Do your answers to parts (a)-(e) depend on how the charge is distributed over each small sphere? Why or why not?
30
Oct
The three small spheres shown in Fig. carry charges q1 = 4.00 nC, q2 = -7.80 nC, and q3 = 2.40 nC. Find the net electric flux through each of the following closed surfaces shown in cross section in the figure: (a) S1; (b) S2; (c) S3; (d) S4; (e) S5. (f) Do your answers [...]
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A wooden block performs SHM on a frictionless surface with frequency ,
q2 = -7.80 nC ,
The three small spheres shown in Fig. carry charges q1 = 4.00 nC ,
then the SHM of the block will be : ,
v 0 . The block carries a charge +Q on its surface. lf now a uniform electrlc field E is switched-on as shown ,
A mass suspended on a vertical spring oscillates with a period of 0.5s. When the mass is allowed to hang at rest, the spring is stretched by
30
Oct
A mass suspended on a vertical spring oscillates with a period of 0.5s. When the mass is allowed to hang at rest, the spring is stretched by A mass suspended on a vertical spring oscillates with a period of 0.5s. When the mass is allowed to hang at rest the spring is stretched by October [...]
A block of mass m is suspended from the ceiling of a stationary elevator through a spring of spring constant k; it is in equilibrium. Suddenly, the cable breaks and the elevator starts
30
Oct
A block of mass m is suspended from the ceiling of a stationary elevator through a spring of spring constant k; it is in equilibrium. Suddenly, the cable breaks and the elevator starts A block of mass m is suspended from the ceiling of a stationary elevator through a spring of spring constant k; it [...]
A conducting sphere carrying charge Q is surrounded by a spherical conducting shell. a. What is the net charge on the inner surface of the shell? b. Another charge q is placed outside the shell. Now, what is the net charge on the inner surface of the shell? c. If q is moved to a position between the shell and the sphere, what is the net charge on the inner surface of the shell? d. Are your answer valid if the sphere and shell are not concentric?
30
Oct
A conducting sphere carrying charge Q is surrounded by a spherical conducting shell. a. What is the net charge on the inner surface of the shell? b. Another charge q is placed outside the shell. Now, what is the net charge on the inner surface of the shell? c. If q is moved to a [...]
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A conducting sphere carrying charge Q is surrounded by a spherical conducting shell. a. What is the net charge on the inner surface of the shell? b. Another charge q is placed outside the shell. Now ,
what is the net charge on the inner surface of the shell? c. If q is moved to a position between the shell and the sphere ,
what is the net charge on the inner surface of the shell? d. Are your answer valid if the sphere and shell are not concentric? ,
A mass M is suspended from a light spring. An additional mass m added displaces the spring further by a distance X. Now the combined mass will oscillate on the spring with period
30
Oct
A mass M is suspended from a light spring. An additional mass m added displaces the spring further by a distance X. Now the combined mass will oscillate on the spring with period A mass M is suspended from a light spring. An additional mass m added displaces the spring further by a distance X. [...]
Point charge q s placed at a point on the axis of a square non-conducting surface. The axis is perpendicular to the square surface and is passing through its centre. Flux of electric field throught he square caused due to charged q is ϕ. If the square is given a surface change of uniform density σ, find the force on the square surface due to point charge q.
30
Oct
Point charge q s placed at a point on the axis of a square non-conducting surface. The axis is perpendicular to the square surface and is passing through its centre. Flux of electric field throught he square caused due to charged q is ϕ. If the square is given a surface change of uniform density [...]
The potential energy of a particle oscillating on x-axis is given as U = 20 + (x – 2)^2. Here U is in joules and x in metres. Total mechanical energy of the particle is 36 J.
30
Oct
The potential energy of a particle oscillating on x-axis is given as U = 20 + (x – 2)^2. Here U is in joules and x in metres. Total mechanical energy of the particle is 36 J. The potential energy of a particle oscillating on x-axis is given as U = 20 + (x - [...]
An impulse J is applied on a ring of mass m along a line passing through its centre O. The ring is placed on a rough horizontal surface. The linear velocity of centre of ring, once it starts rolling without slipping, is.
30
Oct
An impulse J is applied on a ring of mass m along a line passing through its centre O. The ring is placed on a rough horizontal surface. The linear velocity of centre of ring, once it starts rolling without slipping, is. An impulse J is applied on a ring of mass m along a [...]
The spool shown in the figure is placed on a rough horizontal surface and has inner radius `r` and outer radius `R`. The angle `theta` between the applied force and the horizontal can be varied. The critical angle `theta` for which the spool does not roll and remains stationary is given by
30
Oct
The spool shown in the figure is placed on a rough horizontal surface and has inner radius `r` and outer radius `R`. The angle `theta` between the applied force and the horizontal can be varied. The critical angle `theta` for which the spool does not roll and remains stationary is given by 1) is: A [...]