Volume 1
A small bob attached to a string of length l is suspended from a rigid support and rotates with uniform speed along a circle in a horizontal plane. Let θ be the angle made by the string with the vertical, then the length of a simple pendulum having the same period is
26
Nov
A small bob attached to a string of length l is suspended from a rigid support and rotates with uniform speed along a circle in a horizontal plane. Let θ be the angle made by the string with the vertical, then the length of a simple pendulum having the same period is A particle suspended [...]
A particle suspended from a fixed point, by a light inextensible thread of length L is projected horizontally from its lowest position with velocity 27gL . The thread will slack after swinging through an angle θ, such that θ equal.
26
Nov
A particle suspended from a fixed point, by a light inextensible thread of length L is projected horizontally from its lowest position with velocity 27gL . The thread will slack after swinging through an angle θ, such that θ equal. A particle suspended from a fixed point by a light inextensible thread of length L [...]
A bob hangs from a rigid support by an inextensible string of length ℓ. If it is displaced through a distance ℓ (from the lowest position) keeping the string straight, & then released. The speed of the bob at the lowest position is
26
Nov
A bob hangs from a rigid support by an inextensible string of length ℓ. If it is displaced through a distance ℓ (from the lowest position) keeping the string straight, & then released. The speed of the bob at the lowest position is & then released. The speed of the bob at the lowest position [...]
starting from rest,A particle rotates in a circle of radius R=root2 m with an angular acceleration α=4πrad/s2 the magnitude of average velocity of the particle over the time it rotates a quarter circle.
26
Nov
starting from rest,A particle rotates in a circle of radius R=root2 m with an angular acceleration α=4πrad/s2 the magnitude of average velocity of the particle over the time it rotates a quarter circle. A particle rotates in a circle of radius R=root2 m with an angular acceleration α=4πrad/s2 the magnitude of average velocity of the [...]
Position vector of a particle moving in x−y plane at time t is r=a(1−cosωt) iˆ+a sin ωt jˆ . The path of the particle is
26
Nov
Position vector of a particle moving in x−y plane at time t is r=a(1−cosωt) iˆ+a sin ωt jˆ . The path of the particle is Position vector of a particle moving in x−y plane at time t is r=a(1−cosωt) iˆ+a sin ωt jˆ . The path of the particle is November 26, 2020 Category: Arihant [...]
The x and y co-ordinates of a particle is x = A sin(ωt) and y = A sin(ωt+π/2) . Then the motion of the particle is
26
Nov
The x and y co-ordinates of a particle is x = A sin(ωt) and y = A sin(ωt+π/2) . Then the motion of the particle is The x and y co-ordinates of a particle is x = A sin(ωt) and y = A sin(ωt+π/2) . Then the motion of the particle is November 26, 2020 [...]
A point moves in x-y plane according to the law x=4 sin 6t and y=4 (1-cos6t). the distance travelled by the particle in4 seconds,is (x and y) are in metre).
26
Nov
A point moves in x-y plane according to the law x=4 sin 6t and y=4 (1-cos6t). the distance travelled by the particle in4 seconds,is (x and y) are in metre). A point moves in x-y plane according to the law x=4 sin 6t and y=4 (1-cos6t). the distance travelled by the particle in4 seconds is [...]
Two cars A and B cross a point P with velocities 10 m/s and 15 m/s. After that they move with different uniform accelerations and the car A overtake B with a speed of 25ms−1. What is velocity of B at that instant?
26
Nov
Two cars A and B cross a point P with velocities 10 m/s and 15 m/s. After that they move with different uniform accelerations and the car A overtake B with a speed of 25ms−1. What is velocity of B at that instant? In the diagram 100 kg block is hanging from a pulley and [...]
A bus is moving with a velocity of 10 m s−1 on a straight road. A scooterist wishes to overtake the bus in 100 s. If the bus is at a distance of 1 km from the scooterist with what speed should the scooterist chase the bus?
26
Nov
A bus is moving with a velocity of 10 m s−1 on a straight road. A scooterist wishes to overtake the bus in 100 s. If the bus is at a distance of 1 km from the scooterist with what speed should the scooterist chase the bus? In the diagram 100 kg block is hanging [...]
Two cars are moving in the same direction with the same speed 30km/hr . They are separated from each other by 5km.Third car moving in the opposite direction meets the two cars after an interval of 4 minutes, what is the speed of the third car?
26
Nov
Two cars are moving in the same direction with the same speed 30km/hr . They are separated from each other by 5km.Third car moving in the opposite direction meets the two cars after an interval of 4 minutes, what is the speed of the third car? In the diagram 100 kg block is hanging from [...]