NEET Physics Laws of Motion Class 11 Questions

Figures (a), (b), (c) and (d) show variation of force with time. The impulse is highest in figure.

A body with mass 5 kg is acted upon by a force F = (−3î + 4ĵ)N. If its initial velocity at t = 0 is v = (6î − 12ĵ) ms⁻¹, the time at which it will just have a velocity along the Y⁻axis is

A trolley of mass 20 kg is attached to a block of mass 4 kg by a massless string passing over a frictionless pulley as shown in the figure. If the coefficient of kinetic friction between trolley and the surface is 0.02, then the acceleration of the trolley and block system is (Take g = 10 m s⁻²)

When the elevator moves upward with constant acceleration

A gun fires a bullet of mass 50 g with a velocity of 30 m sec⁻¹. Because of this the gun is pushed back with a velocity of 1 m sec⁻¹. The mass of the gun is

What does the law of static friction state about the maximum force of static friction?

What does the frictional force do in relation to the motion of an object?

What is the direction of the acceleration of a body moving in a circle with uniform speed?

What is the force that provides the centripetal acceleration for a body moving in a circular path?

What is the impulse imparted to a ball of mass 0.15 kg that is hit back by a batsman at a speed of 12 m/s?

What is the definition of impulse in the context of momentum?

In the equilibrium of forces acting on point P, what must be true about the horizontal and vertical components of the resultant force?

What condition must be satisfied for a particle to be in equilibrium under three concurrent forces?

What is the relationship between the net force on a particle moving in a circle and the tension in the string?

What does Newton's first law of motion state?

What effect does rolling friction have during motion?

What is the primary reason that a ball eventually comes to a stop on a horizontal plane?

What is the condition for a car to be parked on a banked road without slipping?

What is the centripetal force in circular motion primarily associated with?

What is the product of force and time duration known as in the context of momentum?

What is the term used for a large force that acts for a short time to produce a finite change in momentum?

For a particle to be in equilibrium under three concurrent forces F1, F2, and F3, which of the following conditions must be satisfied?

What component of the contact force opposes relative motion between two surfaces in contact?

What is the net force acting on a particle moving in a circle with speed v, connected by a string of length l to a peg on a smooth horizontal table?

What principle is expressed in Newton's first law of motion?

What type of friction is generally smaller than static or sliding friction?

What does the law of static friction state about the maximum static frictional force?

What happens to the frictional force needed to provide centripetal force when the speed of a vehicle is less than the critical speed on a banked road?

In the context of circular motion, what remains unchanged in the motion of a projectile under the influence of vertical gravitational force?

What is the product of force and time known as in physics?

What is the formula for momentum of a body?

What condition must be satisfied for a particle to be in equilibrium under the action of three concurrent forces?

What is the primary force that allows a box to remain stationary relative to an accelerating train?

What is the unit of force as defined in the Laws of Motion?

What does Newton's first law of motion state about the motion of a body?

Which of the following statements about friction is correct?

Which of the following statements about friction is correct?

Which of the following statements regarding circular motion dynamics is correct?

Which of the following statements regarding impulse and momentum is correct?

Which of the following statements about the equilibrium of forces is correct?

Which of the following statements about the equilibrium of forces is correct?

Which of the following statements about the net force acting on a particle moving in a circular path is correct?

Which of the following combinations correctly describe the implications of Newton's three laws of motion?

Which of the following statements about friction are correct?

Which of the following statements about friction is correct?

Which of the following combinations about impulse and momentum is correct?

Which of the following combinations correctly describes the conditions for the equilibrium of forces acting on a particle?

Which of the following statements about force and motion is correct?

Which of the following combinations regarding Newton's Laws of Motion is correct?

Which of the following statements about impulse and momentum are correct?