A small ball of mass 1.0 kg is attached to one end of a 1.0 m long massless string and te other end of the string is hung from a point `O`. When the resulting pendulum is making `30^(@)C` from the vertical, what is the magnitude of net torque about the point of suspension? [Take `g=10m//s^(2)`]

A small ball of mass 1.0 kg is attached to one end of a 1.0 m long massless string and the other end of the string is hung from a point O . When the resulting pendulum is making 30^(@) from the vertical, what is the magnitude of net torque about the point of suspension? [Take g=10m//s^(2) ]

A store of mass 1 kg , attached at the end of a 1 m long string is whirled in a horizontal circle . IF the string makes an angle of 30^@ with the vertical , then the approximate value of the centripetal force acting on the stone is (g=10m//s^2)

A particle of mass 150 g is attached to one end of a massless inextensible string It is made to describe a vertical circle of radius 1 m When the string is making an angle of 48.2^(@) with the vertical , its instantaneous speed is 2 m//s What is the tension in the string in this position ? Would this particle be able to complte its circular path?(Take g=10 m s^(-2) ).

An object of mass 10kg is connected to the lower end of a massless string of length 4m hanging from the ceiling. If a force F is applied horizontally at the mid-point of the string, the top half of the string makes an angle of 45^(@) with the vertical , then the magnitude of F is

An object of mass 10kg is connected to the lower end of a massless string of length 4m hanging from the ceiling. If a force F is applied horizontally at the mid-point of the string, the top half of the string makes an angle of 45^(@) with the vertical , then the magnitude of F is

A small ball of mass m is attached to a string of lengh R and moves in a vertical circle with a speed v m/s about a fixed point O as illustrated in fig. Find the tension in the string, when it makes an angle theta with the vertical, in terms of v, theta and g.

A stone of mass 0.2 kg is tied to one end of a string of length 80cm Holding the other end, the stone is wirled into a vertical circle. What is the minimum speed of the stone at the lowest point so that it just completes the circle What is the tension in the string at the lowest point of the circular path ? . (g =10^(-2)) .

A stone of mass 0.3g is tied to one end of string 0.8m long and rotated in a vertical circle At what speed of the stone will the tension in the string be zero at the highest point of the circle ? What will be the tesion at the lowest point in this case ? Take g = 980 cm^(-2) .

A string of length 10.0 m and mass 1.25kg stretched with a tension of 50N. If a transverse pulse is created at one end of the string, how long does it take to reach the other end ?

A pendulum consists of a small mass m at the end of a string of length L. The pendulum is pulled aside making an angle theta with the vertical and released. Taking the suspension point as the axis, at the instant of release