Physics
A gun of mass kg 10 fires 4 bullets per second. The mass of each bullet is 20 g and the velocity of the bullet when it leaves the gun is 300 ms^−1. The force required to hold the gun while firing is
17
Oct
A gun of mass kg 10 fires 4 bullets per second. The mass of each bullet is 20 g and the velocity of the bullet when it leaves the gun is 300 ms^−1. The force required to hold the gun while firing is A gun of mass kg 10 fires 4 bullets per second. The [...]
A body of mass 60 kg suspended by means of three strings, P, Q and R as shown in the figure is in equilibrium. The tension in the string P is
17
Oct
A body of mass 60 kg suspended by means of three strings, P, Q and R as shown in the figure is in equilibrium. The tension in the string P is A body of mass 60 kg suspended by means of three strings p Q and R as shown in the figure is in equilibrium. [...]
A string 0.5 m long is used to whirl a 1 kg stone in a vertical circle at a uniform velocity of 5 m/s. What is the tension in the string when the stone is at the top of the circle?
17
Oct
A string 0.5 m long is used to whirl a 1 kg stone in a vertical circle at a uniform velocity of 5 m/s. What is the tension in the string when the stone is at the top of the circle? A string 0.5 m long is used to whirl a 1 kg stone in [...]
A mass M is tied to the top of two identical poles of height H using massless strings of equal length. The mass is at height h above the ground at equilibrium. If the distance between poles is L the tension in each string will be
17
Oct
A mass M is tied to the top of two identical poles of height H using massless strings of equal length. The mass is at height h above the ground at equilibrium. If the distance between poles is L the tension in each string will be A person used force (F) shown in figure to [...]
A 0.2 kg object at rest is subjected to a force (0.3iˆ−0.4jˆ)N. What is its velocity vector after 6sec ?
17
Oct
A 0.2 kg object at rest is subjected to a force (0.3iˆ−0.4jˆ)N. What is its velocity vector after 6sec ? A 0.2 kg object at rest is subjected to a force (0.3iˆ−0.4jˆ)N. What is its velocity vector after 6sec ? October 17, 2020 Category: AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry [...]
A block of mass m is pulled along a horizontal surface by applying a force at an angle θ with the horizontal. If the block travels with a uniform velocity and has a displacement d and the coefficient of friction is μ, then the work done by the applied force is:
17
Oct
A block of mass m is pulled along a horizontal surface by applying a force at an angle θ with the horizontal. If the block travels with a uniform velocity and has a displacement d and the coefficient of friction is μ, then the work done by the applied force is: A person used force [...]
P, Q and R are three coplanar forces acting at a point and are in equilibrium. Given P=1.9318 kg wt,sinθ1=0.9659, the value of R is (∈ kg wt)
17
Oct
P, Q and R are three coplanar forces acting at a point and are in equilibrium. Given P=1.9318 kg wt,sinθ1=0.9659, the value of R is (∈ kg wt) p Q and R are three coplanar forces acting at a point and are in equilibrium. Given P=1.9318 kg wt sinθ1=0.9659 the value of R is (∈ [...]
A man of mass 60 kg records his weight on a weighing machine placed inside a lift. the ratio of weight of man recorded when lift ascending up with uniform speed of 2m/s to when it is descending down with uniform speed of 4m/s will be
17
Oct
A man of mass 60 kg records his weight on a weighing machine placed inside a lift. the ratio of weight of man recorded when lift ascending up with uniform speed of 2m/s to when it is descending down with uniform speed of 4m/s will be A person used force (F) shown in figure to [...]
A person used force (F) , shown in figure to move a load with constant velocity on given surface. Identify the correct surface profile:
17
Oct
A person used force (F) , shown in figure to move a load with constant velocity on given surface. Identify the correct surface profile: A person used force (F) shown in figure to move a load with constant velocity on given surface. Identify the correct surface profile: October 17, 2020 Category: AIIMS Last 24 Years [...]
If a cyclist moving with a speed of 4.9m/s on a level road can take a sharp circular turn of radius 4 m , then coefficient of friction between the cycle tyres and road is
17
Oct
If a cyclist moving with a speed of 4.9m/s on a level road can take a sharp circular turn of radius 4 m , then coefficient of friction between the cycle tyres and road is If a cyclist moving with a speed of 4.9m/s on a level road can take a sharp circular turn of [...]