Chapter 6 – Newton’s Laws of Motion
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When forces F1, F2 and F3 are acting on a particle of mass ′m′ such that F2 & F3 are mutually perpendicular, then the particles remains stationary. If the force F1 is now removed then the magnitude of the acceleration of the particle is
08
Sep
When forces F1, F2 and F3 are acting on a particle of mass ′m′ such that F2 & F3 are mutually perpendicular, then the particles remains stationary. If the force F1 is now removed then the magnitude of the acceleration of the particle is F2 and F3 are acting on a particle of mass ′m′ [...]
A solid sphere of mass 2 kg is resting inside a cube as shown in Fig.. The cube is moving with a velocity v = (5 ti^+2 tj^)m/s. Here t is the time in seconds. All surfaces are smooth. The sphere is at rest with respect to the cube. What is the total force exerted by the sphere on the cube?
08
Sep
A solid sphere of mass 2 kg is resting inside a cube as shown in Fig.. The cube is moving with a velocity v = (5 ti^+2 tj^)m/s. Here t is the time in seconds. All surfaces are smooth. The sphere is at rest with respect to the cube. What is the total force exerted [...]
As shown in the figure, the tension in the horizontal cord is 30 N. The weight W and tension in the string OA in newton are
08
Sep
As shown in the figure, the tension in the horizontal cord is 30 N. The weight W and tension in the string OA in newton are As shown in the figure the tension in the horizontal cord is 30 N. The weight W and tension in the string OA in newton are September 8, 2020 [...]
A metal sphere is hung by a string fixed to a wail. The sphere is pushed away from the wall by a stick. The forces acting on the sphere are shown in the second diagram. Which of the following statements is wrong :
08
Sep
A metal sphere is hung by a string fixed to a wail. The sphere is pushed away from the wall by a stick. The forces acting on the sphere are shown in the second diagram. Which of the following statements is wrong : A person standing on the floor of an elevator drops as coin. [...]
Three forces start acting simultaneously on a particle moving with velocity V. These forces are represented in magnitude and direction by the three sides of a triangle ABC(as shown). The particle will now move with velocity :
08
Sep
Three forces start acting simultaneously on a particle moving with velocity V. These forces are represented in magnitude and direction by the three sides of a triangle ABC(as shown). The particle will now move with velocity : A person standing on the floor of an elevator drops as coin. The coin reaches the floor of [...]
A smooth wedge A is fitted in a chamber hanging from a fixed ceiling near the earth’s surface. A block B placed at the top of the wedge takes time T to slide down the length of the wedge and the cable supporting the chamber is broken at the same instant, the block will be
08
Sep
A smooth wedge A is fitted in a chamber hanging from a fixed ceiling near the earth’s surface. A block B placed at the top of the wedge takes time T to slide down the length of the wedge and the cable supporting the chamber is broken at the same instant, the block will be [...]
A person is standing in an elevator. In which situation he finds his weight less than the actual weight
08
Sep
A person is standing in an elevator. In which situation he finds his weight less than the actual weight A person is standing in an elevator. In which situation he finds his weight less than the actual weight September 8, 2020 Category: Cengage NEET by C.P Singh , Chapter 6 - Newton's Laws of Motion [...]
A stone is dropped from the top of a building in a high wind. The wind exerts a steady horizontal force on the stone as it falls. The path od the stone is
08
Sep
A stone is dropped from the top of a building in a high wind. The wind exerts a steady horizontal force on the stone as it falls. The path od the stone is A stone is dropped from the top of a building in a high wind. The wind exerts a steady horizontal force on [...]
A force F =v ×A is exerted on a particle in addition to the force of gravity, where v is the velocity of the particle and A is a constant vector in the horizontal direction. With what minimum speed a particle of mass m be projected so that it continues to move undeflected with a constant velocity?
08
Sep
A force F =v ×A is exerted on a particle in addition to the force of gravity, where v is the velocity of the particle and A is a constant vector in the horizontal direction. With what minimum speed a particle of mass m be projected so that it continues to move undeflected with a [...]
An empty plastic box of mass m is found to accelerate up at the rate of g/6 when placed deep inside water. How much sand should be put inside the box so that it may accelerate down at the rate of g/6?
08
Sep
An empty plastic box of mass m is found to accelerate up at the rate of g/6 when placed deep inside water. How much sand should be put inside the box so that it may accelerate down at the rate of g/6? An empty plastic box of mass m is found to accelerate up at [...]