In the arrangement, shown in the figure, the ends P and Q of a stretchable string move…
Physics · NEET · NTA Exams — Kinematics
In the arrangement, shown in the figure, the ends P and Q of a stretchable string move downwards with uniform speed u. Pulleys A and B are fixed. Mass M moves upwards with a speed
- \(2 u \cos \theta\)
- \(u / \cos \theta\)
- \(2 u / \cos \theta\)
- \(u \cos \theta\)
Answer
(B) u /
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A player is standing on a stationary lift. He throws a ball upward with a speed of 50 m/s. After sometime…
- An athlete throws a discus form rest to a final angular velocity of 15 rad/s in 0.270 s before releasing it…
- A car is negotiating a curved road of radius R . The road is banked at an angle The coefficient of friction…
- A car accelerates at the rate of m / s ^ 2 for some time and then decelerates at m / s ^ 2 for the rest of…
- A truck is running at a speed of 40 km/hr. The driver suddenly applies the brakes and brings the vehicle to…
- Two cars P and Q start from a point at the same time in a straight line and their positions are represented…
- A particle moves according to the law: v=a x . Find the average velocity in the first s metres of the path.
- A cyclist riding the bicycle at a speed 14 3 m/s takes a turn around a circular road of radius 20 3 m without…