Chapter 2 – Motion in a Straight Line
Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 2 - Motion in a Straight Line
A point moves linearly with deceleration which is given by dv/dt = −αv√, where alpha is a positive constant. At the start v=v0. The distance traveled by particle before it stops will be
20
Oct
A point moves linearly with deceleration which is given by dv/dt = −αv√, where alpha is a positive constant. At the start v=v0. The distance traveled by particle before it stops will be A point moves linearly with deceleration which is given by dv/dt = −αv√ where alpha is a positive constant. At the start [...]
A body is projected vertically upwards. If t1 and t2 be the times at which it is at a height h above the point of projection while ascending and descending respectively, then h is
20
Oct
A body is projected vertically upwards. If t1 and t2 be the times at which it is at a height h above the point of projection while ascending and descending respectively, then h is A body is projected vertically upwards. If t1 and t2 be the times at which it is at a height h [...]
A stone dropped from a building of height h and it reaches after t second on the earth. From the same building if two stones are thrown (one upwards and other downwards) with the same speed and they reach the earth surface after t1 and t2 seconds, respectively, then
20
Oct
A stone dropped from a building of height h and it reaches after t second on the earth. From the same building if two stones are thrown (one upwards and other downwards) with the same speed and they reach the earth surface after t1 and t2 seconds, respectively, then Two particles are shown in figure. [...]
The displacement of a particle is given by y = α + βt + γt^2 – delta t^4. The initial velocity and acceleration, respectively, are
16
Sep
The displacement of a particle is given by y = α + βt + γt^2 – delta t^4. The initial velocity and acceleration, respectively, are are respectively The displacement of a particle is given by y = α + βt + γt^2 - delta t^4. The initial velocity and acceleration September 16, 2020 Category: Cengage [...]
A man in a balloon, rising vertically with an acceleration of 5 m/s^2, releases a ball 10 s after the balloon is let go from the ground. The greatest height above the ground reached by the ball is
15
Sep
A man in a balloon, rising vertically with an acceleration of 5 m/s^2, releases a ball 10 s after the balloon is let go from the ground. The greatest height above the ground reached by the ball is A man in a balloon releases a ball 10 s after the balloon is let go from [...]
A parachutist after bailing out falls 80 m without friction. When the parachute opens, it decelerates at 2 m/s^2. He reaches the ground with a speed of 20 m/s. At what height, did he bail out?
15
Sep
A parachutist after bailing out falls 80 m without friction. When the parachute opens, it decelerates at 2 m/s^2. He reaches the ground with a speed of 20 m/s. At what height, did he bail out? A parachutist after bailing out falls 80 m without friction. When the parachute opens did he bail out? it [...]
A ball is dropped on the floor a height of 80 m rebounds to a height of 20 m. If the ball is in contact with floor for 0.1 s, the average acceleration during contact is
15
Sep
A ball is dropped on the floor a height of 80 m rebounds to a height of 20 m. If the ball is in contact with floor for 0.1 s, the average acceleration during contact is A ball is dropped on the floor a height of 80 m rebounds to a height of 20 m. [...]
A body freely falling from the rest has a velocity v after it falls through a height h. The distance, it has to fall down further for its velocity to become double, is :
15
Sep
A body freely falling from the rest has a velocity v after it falls through a height h. The distance, it has to fall down further for its velocity to become double, is : A body freely falling from the rest has a velocity v after it falls through a height h. The distance is [...]
An object is moving with a uniform acceleration which is parallel to its instantaneous direction of motion. The displacement (s)-velocity (v) graph of this object is.
06
Sep
An object is moving with a uniform acceleration which is parallel to its instantaneous direction of motion. The displacement (s)-velocity (v) graph of this object is. An object is moving with a uniform acceleration which is parallel to its instantaneous direction of motion. The displacement (s)-velocity (v) graph of this object is. September 6, 2020 [...]
A body is thrown vertically upwards. Which of the following graphs represents the velocity of the body against time correctly ?
06
Sep
A body is thrown vertically upwards. Which of the following graphs represents the velocity of the body against time correctly ? A body is thrown vertically upwards. Which of the following graphs represents the velocity of the body against time correctly ? September 6, 2020 Category: Cengage NEET by C.P Singh , Chapter 2 - [...]