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All the graphs below are intended to represent the same motion. One of them does it incorrectly. Pick it

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Velocity of a body moving along a straight line with uniform acceleration a reduces by (3/4)th of its initial velocity in time t0. The total time of motion of the body till its velocity becomes zero

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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A particle is situated at `x = 3` units at `t = 0`. It starts moving from rest with a constant acceleration of `4 ms^(-2)`. The position of the particle at `t = 3 s`

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Consider the relation for relative velocities between two objects A and B, `v_(BA) = v_(AB)` The above equation is valid,

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A person is moving with a velocity of `10 ms^(-1)` towards north. A car moving with a velocity of `20 ms^(-1)` towards south crosses the person. The velocity of car relative to the person

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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A motion of a body is said to be ......., if it moves along a straight line in any

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The numerical ratio of displacement to the distance covered by an object is always equal to or less

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The time taken by a `150 m` long train to cross a bridge of length `850 m` is `80 s`. It is moving with a uniform velocity of

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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The distance-time graph of.......is a straight

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Which of the following statement is

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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For motion of the car between `t = 18 s and t = 20 s,` which of the given statement is

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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The `x-t` graph for motion of a car is given belowWith reference to the graph, which of the given statement(s) is/are

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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A graph of `x` versus `t` is shown in figure. Choose correct statement given

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Match the Column I with Column II and select the correct option from the codes given below. Column I Column II A. `dv'/'dt` p. Acceleration B. `d|v|'/'dt q. Rate of change of speed C. `(d r)/(dt)` r. Velocity D. `(d|r|)/(dt)` s. Magnitude of velocity

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Given x-t graph represents the motion of an object. Match the Column I (parts of graph) with Column II (representation) and select the correct option from the codes given below. Column I Column II A. Part OA of graph p. Positive velocity B. Part AB of graph q. Object at rest C. Part BC of graph r. Negative velocity D. Point A in the graph s. Change in direction of motion

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Match the Column I (position-time graph) with Column II (representation) and select the correct option from the codes given

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Assertion: In real-life, in a number of situations, the object is treated as a point object. Reason: An object is treated as point object, as far as its size is much smaller than the distance, it moves in a reasonable duration of

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Assertion: If the displacement of the body is zero, the distance covered by it may not be zero. Reason: Displacement is a vector quantity and distance is a scalar

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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Assertion: An object can have constant speed but variable velocity. Reason: SI unit of speed is

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Assertion: The speed of a body can be negative. Reason: If the body is moving in the opposite direction of positive motion, then its speed is

asked Mar 19, 2022 in 11th Physics by varun (6.7k points)

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