Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
We apply a force 10 N on a cord wrapped around a cylinder of mass 2 kg. The cylinder rolls without slipping on the floor. What is its kinetic energy ( in joule ) when cylinder has moved by a distance of 3/5 m.
01
Oct
We apply a force 10 N on a cord wrapped around a cylinder of mass 2 kg. The cylinder rolls without slipping on the floor. What is its kinetic energy ( in joule ) when cylinder has moved by a distance of 3/5 m. Two forces of magnitude F are acting on a uniform disc [...]
For the situation shown in Fig. 7.286, the block is stationary w.r.t. incline fixed in an elevator. The elevator is having an acceleration of root 5 a0 whose components are shown in the figure.
01
Oct
For the situation shown in Fig. 7.286, the block is stationary w.r.t. incline fixed in an elevator. The elevator is having an acceleration of root 5 a0 whose components are shown in the figure. For the situation shown in Fig. 7.286 the block is stationary w.r.t. incline fixed in an elevator. The elevator is having [...]
A solid cylinder C and a hallow pipe P oof same diameter are in contact when they are released from rest as shown in the figure on a long incline plane. Cylinder C and pipe P roll without slipping. Determine the clear gap ( in m ) between them 2 root 3 seconds.
01
Oct
A solid cylinder C and a hallow pipe P oof same diameter are in contact when they are released from rest as shown in the figure on a long incline plane. Cylinder C and pipe P roll without slipping. Determine the clear gap ( in m ) between them 2 root 3 seconds. Two forces [...]
A block of mass 4 kg is pressed against the wall by a force of 80 N as shown in Fig. 7.285. Determine the value of friction force and block’s acceleration .
01
Oct
A block of mass 4 kg is pressed against the wall by a force of 80 N as shown in Fig. 7.285. Determine the value of friction force and block’s acceleration . A block of mass 4 kg is pressed against the wall by a force of 80 N as shown in Fig. 7.285. Determine [...]
A house is built on the top of a hill with 45 slope. Due to the sliding of material and sand from top to the bottom of hill, the slope angle has been reduced. If the coefficient of static friction between
01
Oct
A house is built on the top of a hill with 45 slope. Due to the sliding of material and sand from top to the bottom of hill, the slope angle has been reduced. If the coefficient of static friction between A house is built on the top of a hill with 45 slope. Due [...]
A coin is placed at the edge of a horizontal disc rotating about a vertical axis through its axis with a uniform angular speed 2 rad/s. The radius of the disc is 50 cm. Find the minimum
01
Oct
A coin is placed at the edge of a horizontal disc rotating about a vertical axis through its axis with a uniform angular speed 2 rad/s. The radius of the disc is 50 cm. Find the minimum A coin is placed at the edge of a horizontal disc rotating about a vertical axis through its [...]
A circular table of radius 0.5 m has a smooth diametrical groove. A ball of mass 90 g is placed inside the groove along with a spring of spring constant 10^2 N/cm. One end of the spring is tied to the edge
01
Oct
A circular table of radius 0.5 m has a smooth diametrical groove. A ball of mass 90 g is placed inside the groove along with a spring of spring constant 10^2 N/cm. One end of the spring is tied to the edge A vehicle is moving with a velocity v on a curved road of [...]
A circular road of radius 1000 m has banking angle 45. The maximum safe speed ( in m/s) of a car having a mass 2000 kg will be ( if the coefficient of friction between tyre and road is 0.5)
01
Oct
A circular road of radius 1000 m has banking angle 45. The maximum safe speed ( in m/s) of a car having a mass 2000 kg will be ( if the coefficient of friction between tyre and road is 0.5) A circular road of radius 1000 m has banking angle 45. The maximum safe speed [...]
A vehicle is moving with a velocity v on a curved road of width b and radius of curvature R. For counteracting the centrifugal force on the vehicle, the difference in elevation required in between the outer
01
Oct
A vehicle is moving with a velocity v on a curved road of width b and radius of curvature R. For counteracting the centrifugal force on the vehicle, the difference in elevation required in between the outer A vehicle is moving with a velocity v on a curved road of width b and radius of [...]
A chain of length L is placed on a horizontal surface as shown in Fig. 7.282. At any instant x is the length of chain on rough surface and the remaining portion lies on smooth surface. Initially x = 0.
01
Oct
A chain of length L is placed on a horizontal surface as shown in Fig. 7.282. At any instant x is the length of chain on rough surface and the remaining portion lies on smooth surface. Initially x = 0. In Fig. 7.278 the blocks are at rest and a force of 10 N acts [...]