NEET Last 32 Years Solved 1988 – 2019 Physics and Chemistry Video Solutions
Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions
A particle starting from the origin (0,0) moves in a straight line in the (x,y) plane. It’s coordinates at a later time are (3,3). The path of the particle makes with the x-axis an angle of
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Aug
A particle starting from the origin (0,0) moves in a straight line in the (x,y) plane. It’s coordinates at a later time are (3,3). The path of the particle makes with the x-axis an angle of 0) moves in a straight line in the (x 3). The path of the particle makes with the x-axis [...]
A particle has an initial velocity of (3i^ + 4j^) and an acceleration of (0.4i^ + 0.3j^). Its speed after 10s is:
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Aug
A particle has an initial velocity of (3i^ + 4j^) and an acceleration of (0.4i^ + 0.3j^). Its speed after 10s is: A particle has an initial velocity of (3i^ + 4j^) and an acceleration of (0.4i^ + 0.3j^). Its speed after 10s is: August 28, 2020 Category: Chapter 4 - Motion in a Plane [...]
A particle is moving such that its position coordinates (x, y) are (2 m, 3 m) at time t = 0, (6 m, 7 m) at time t = 2 s and (13 m, 14 m) at time t = 5 s. average velocity vector av (v ) from t = 0 to t = 5 s is
28
Aug
A particle is moving such that its position coordinates (x, y) are (2 m, 3 m) at time t = 0, (6 m, 7 m) at time t = 2 s and (13 m, 14 m) at time t = 5 s. average velocity vector av (v ) from t = 0 to t = [...]
A body is moving with velocity 30m/s towards east. after 10 seconds its velocity becomes 40m/s towards north. the average acceleration of the body is
28
Aug
A body is moving with velocity 30m/s towards east. after 10 seconds its velocity becomes 40m/s towards north. the average acceleration of the body is A body is moving with velocity 30m/s towards east. after 10 seconds its velocity becomes 40m/s towards north. the average acceleration of the body is August 28, 2020 Category: Chapter [...]
Two particles A and B are move with constant velocities v1 and v2. At the initial moment, their position vectors are r1 and r2 respectively. The condition for particles A and B for their collision is
28
Aug
Two particles A and B are move with constant velocities v1 and v2. At the initial moment, their position vectors are r1 and r2 respectively. The condition for particles A and B for their collision is their position vectors are r1 and r2 respectively. The condition for particles A and B for their collision is [...]
A ship A is moving Westwards with a speed of 10 km h^−1 and a ship B 100 km South of A is moving northwards with a speed of 10 km h^−1. The time after which the distance between them becomes shortest is
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Aug
A ship A is moving Westwards with a speed of 10 km h^−1 and a ship B 100 km South of A is moving northwards with a speed of 10 km h^−1. The time after which the distance between them becomes shortest is The x and y coordinates of the particle at any time are [...]
The x and y coordinates of the particle at any time are x=5t − 2t^2 and y = 10t respectively, where x and y are in meters and t in seconds. The acceleration of the particle at t = 2 s is:
28
Aug
The x and y coordinates of the particle at any time are x=5t − 2t^2 and y = 10t respectively, where x and y are in meters and t in seconds. The acceleration of the particle at t = 2 s is: The x and y coordinates of the particle at any time are x=5t [...]
The displacement x of a particle varies with time t as x = ae^−αt + be^βt, Where a, b, α and β are positive constants. The velocity of the particle will:
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Aug
The displacement x of a particle varies with time t as x = ae^−αt + be^βt, Where a, b, α and β are positive constants. The velocity of the particle will: B The displacement x of a particle varies with time t as x = ae^−αt + be^βt Where a α and β are positive [...]
A particle moves along a straight line OX. At a time t(in seconds) the distance x(in meters)of the particle from 0 is given by:-x = 40 + 12t − t3. How long would the particles travel before coming to rest?
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Aug
A particle moves along a straight line OX. At a time t(in seconds) the distance x(in meters)of the particle from 0 is given by:-x = 40 + 12t − t3. How long would the particles travel before coming to rest? A car moves from X to Y with a uniform speed vu and returns to [...]
Two bodies A(of mass 1kg) and B (of mass 3kg) are dropped from heights of 16m and 25 m. Respectively. The ratio of the time taken to reach the ground is :
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Aug
Two bodies A(of mass 1kg) and B (of mass 3kg) are dropped from heights of 16m and 25 m. Respectively. The ratio of the time taken to reach the ground is : Two bodies A(of mass 1kg) and B (of mass 3kg) are dropped from heights of 16m and 25 m. Respectively. The ratio of [...]