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A ball is projected vertically up such that it passes through a fixed point after a time t 1 and t 2 , respectively. Find a.The height at which the point is located with respect to the point of projection b. The speed of the projection of the ball. c.The velocity of the ball at the time of passing through point P. d. (i) The maximum height reached by the ball relative to the point of projection A and (ii) maximum height reached by the ball relative to point P under consideration. e. The average speed and average velocity of the ball during the motion from A to P for the time t 1 and t 2 , respectively.
27
Aug
A ball is projected vertically up such that it passes through a fixed point after a time t 1 and t 2 , respectively. Find a.The height at which the point is located with respect to the point of projection b. The speed of the projection of the ball. c.The velocity of the [...]
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A ball is projected vertically up such that it passes through a fixed point after a time t 1 and t 2 ,
A particle is projected vertically upwards from the ground with an initial velocity u. a.Find the maximum height ,
A takes a time of t s ,
H ,
In a car race ,
provided the length of each train is 400m. ,
train P crosses the engine of train Q.Find out what was the distance between the two trains initially ,
Two trains P and Q are moving along parallel tracks with the same uniform speed of 20 ms ^−1 . The driver of train P decides to overtake train Q and accelerates his train by 1 ms ^−2 . After 50 s ,
A particle moving with velocity bar V is acted by three forces shown by the vector triangle PQR. The velocity of the particle will :
27
Aug
A particle moving with velocity bar V is acted by three forces shown by the vector triangle PQR. The velocity of the particle will : A particle moving with velocity bar V is acted by three forces shown by the vector triangle PQR. The velocity of the particle will : August 27, 2020 Category: Chapter [...]
If a vector 2i^+3j^ + 8k^ is a perpendicular to the vector 4j^ – 4i^ + ak^. then d value of a is
27
Aug
If a vector 2i^+3j^ + 8k^ is a perpendicular to the vector 4j^ – 4i^ + ak^. then d value of a is If a vector 2i^+3j^ + 8k^ is a perpendicular to the vector 4j^ - 4i^ + ak^. then d value of a is August 27, 2020 Category: Chapter 2 - Vectors , [...]
A particle is projected vertically upwards from the ground with an initial velocity u. a.Find the maximum height, H, the particle will attain and time T that it will take to return to the ground. b.What is the velocity when the particle returns to the ground? c. What is the displacement and distance travelled by the particle during this time of the whole motion?
27
Aug
A particle is projected vertically upwards from the ground with an initial velocity u. a.Find the maximum height, H, the particle will attain and time T that it will take to return to the ground. b.What is the velocity when the particle returns to the ground? c. What is the displacement and distance travelled by [...]
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A particle is projected vertically upwards from the ground with an initial velocity u. a.Find the maximum height ,
A takes a time of t s ,
H ,
In a car race ,
provided the length of each train is 400m. ,
train P crosses the engine of train Q.Find out what was the distance between the two trains initially ,
Two trains P and Q are moving along parallel tracks with the same uniform speed of 20 ms ^−1 . The driver of train P decides to overtake train Q and accelerates his train by 1 ms ^−2 . After 50 s ,
A and B are two vectors and theta is the angle between them,if |A×B|=√3(A•B) the value of theta is
27
Aug
A and B are two vectors and theta is the angle between them,if |A×B|=√3(A•B) the value of theta is A and B are two vectors and theta is the angle between them if |A×B|=√3(A•B) the value of theta is August 27, 2020 Category: Chapter 2 - Vectors , NEET Last 32 Years Solved 1988 - [...]
Six vectors, a through f have the magnitudes and directions indicated in the figure. Which of the following statements is true?
27
Aug
Six vectors, a through f have the magnitudes and directions indicated in the figure. Which of the following statements is true? a through f have the magnitudes and directions indicated in the figure. Which of the following statements is true? Six vectors August 27, 2020 Category: Chapter 2 - Vectors , NEET Last 32 Years [...]
If vectors A = cos ωt i^ + sin ωt j^ and B = cos 2/ωti^ + sin 2/ωt j^ are functions of time, then the value of t at which they are orthogonal to each other
27
Aug
If vectors A = cos ωt i^ + sin ωt j^ and B = cos 2/ωti^ + sin 2/ωt j^ are functions of time, then the value of t at which they are orthogonal to each other If vectors A = cos ωt i^ + sin ωt j^ and B = cos 2/ωti^ + sin [...]
In a car race, A takes a time of t s, less than car B at the finish and passes the finishin point with a velocity v more than car B. Assuming that the cars stat from rest and travel with constant accelerations a_(1) and a_(2). Respectively, show that vsqrt(a_(1) a_(2)t).
27
Aug
In a car race, A takes a time of t s, less than car B at the finish and passes the finishin point with a velocity v more than car B. Assuming that the cars stat from rest and travel with constant accelerations a_(1) and a_(2). Respectively, show that vsqrt(a_(1) a_(2)t). A takes a time [...]
Tags:
A takes a time of t s ,
In a car race ,
provided the length of each train is 400m. ,
train P crosses the engine of train Q.Find out what was the distance between the two trains initially ,
Two trains P and Q are moving along parallel tracks with the same uniform speed of 20 ms ^−1 . The driver of train P decides to overtake train Q and accelerates his train by 1 ms ^−2 . After 50 s ,
Consider a particle intially moving with a velocity of 5 m s^(-1) starts decelerating at a constant rate of 2 m s^(-2). a. Determine the time at which the particle becomes stationary. b. Find the distance travelled in the second second. c. Find the distance travelled in the third second.
27
Aug
Consider a particle intially moving with a velocity of 5 m s^(-1) starts decelerating at a constant rate of 2 m s^(-2). a. Determine the time at which the particle becomes stationary. b. Find the distance travelled in the second second. c. Find the distance travelled in the third second. provided the length of each [...]
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provided the length of each train is 400m. ,
train P crosses the engine of train Q.Find out what was the distance between the two trains initially ,
Two trains P and Q are moving along parallel tracks with the same uniform speed of 20 ms ^−1 . The driver of train P decides to overtake train Q and accelerates his train by 1 ms ^−2 . After 50 s ,
If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors, the angle between these vectors is
27
Aug
If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors, the angle between these vectors is If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors the angle between these vectors is August 27, 2020 Category: Chapter [...]