Physics
A bus travelling the first one third distance at a speed of 10 km/h, the next one third at20 km/h and the last one third at 60km/h. The average speed of the bus is
23
Aug
A bus travelling the first one third distance at a speed of 10 km/h, the next one third at20 km/h and the last one third at 60km/h. The average speed of the bus is A bus travelling the first one third distance at a speed of 10 km/h the next one third at20 km/h and [...]
Which of the following curves does not represent motion in one dimension ?
23
Aug
Which of the following curves does not represent motion in one dimension ? Which of the following curves does not represent motion in one dimension ? August 23, 2020 Category: Chapter 2 - Vectors , Chapter 3 - Motion in a Straight Line , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry [...]
A body starts from rest, what is the ratio of the distance travelled by the body during the 4th and 3rd second?
23
Aug
A body starts from rest, what is the ratio of the distance travelled by the body during the 4th and 3rd second? A body starts from rest what is the ratio of the distance travelled by the body during the 4th and 3rd second? August 23, 2020 Category: Chapter 2 - Vectors , Chapter 3 [...]
The displacement time graph of moving particle is shown below. The instantaneous velocity of the particle is negative at the point
23
Aug
The displacement time graph of moving particle is shown below. The instantaneous velocity of the particle is negative at the point The displacement time graph of moving particle is shown below. The instantaneous velocity of the particle is negative at the point August 23, 2020 Category: Chapter 2 - Vectors , Chapter 3 - Motion [...]
A particle moves along a straight line such that its displacement s at any time t is given by s = (t^3 − 6t^2+ 3t+ 4) m, t being is seconds. Find the velocity of the particle when the acceleration is zero.
23
Aug
A particle moves along a straight line such that its displacement s at any time t is given by s = (t^3 − 6t^2+ 3t+ 4) m, t being is seconds. Find the velocity of the particle when the acceleration is zero. A particle moves along a straight line such that its displacement s at [...]
A car accelerates from rest at a constant rate α for some time after which it decelerates at a constant rate β to come to rest. If the total time elapsed is t, the maximum velocity acquired by the car is given by
23
Aug
A car accelerates from rest at a constant rate α for some time after which it decelerates at a constant rate β to come to rest. If the total time elapsed is t, the maximum velocity acquired by the car is given by A car accelerates from rest at a constant rate α for some [...]
A stone released with zero velocity from the top of a water, reaches the ground in 4 s. The height of the tower is (g = 10m/s2)
23
Aug
A stone released with zero velocity from the top of a water, reaches the ground in 4 s. The height of the tower is (g = 10m/s2) A stone released with zero velocity from the top of a water reaches the ground in 4 s. The height of the tower is (g = 10m/s2) August [...]
A body is thrown vertically upward from the ground, it reaches a maximum height of 20 m in 5 sec. After what time, it will reach the ground from its maximum height position ?
23
Aug
A body is thrown vertically upward from the ground, it reaches a maximum height of 20 m in 5 sec. After what time, it will reach the ground from its maximum height position ? A body is thrown vertically upward from the ground it reaches a maximum height of 20 m in 5 sec. After [...]
The water drops fall at regular intervals from a tap 5 m above the ground. The third drop is leaving the tap at the instant the first touches the ground. How far above the ground is the second drop at that instant?
23
Aug
The water drops fall at regular intervals from a tap 5 m above the ground. The third drop is leaving the tap at the instant the first touches the ground. How far above the ground is the second drop at that instant? A particle moves along a straight line such that its displacement s at [...]
Three different objects of masses m1, m2 and m3 are allowed to fall from rest and from the same point ‘O’ along three different frictionless paths .The speeds of the three objects on reaching the ground will be in the ratio of :
23
Aug
Three different objects of masses m1, m2 and m3 are allowed to fall from rest and from the same point ‘O’ along three different frictionless paths .The speeds of the three objects on reaching the ground will be in the ratio of : m2and m3 are allowed to fall from rest and from the same [...]