MHT CET 2026 13th April Evening Shift | Laws of Motion Question 7 | Physics

$100$ balls each of mass $m$ moving with speed $v$ simultaneously strike a wall normally and reflected back with same speed, in time $t$ s. The total magnitude of force exerted by the balls on the wall is

$100mv/t$

$200mv/t$

$200mvt$

$mv/100t$

MHT CET 2025 5th May Evening Shift

MCQ (Single Correct Answer)

-0

A ball is dropped on the floor from a height of 20 m . It rebounds to a height of 5 m . Ball remains in contact with floor for 1 s . The average acceleration during contact is (acceleration due to gravity $=10 \mathrm{~m} / \mathrm{s}^2$ )

$30 \mathrm{~m} / \mathrm{s}^2$

$20 \mathrm{~m} / \mathrm{s}^2$

$40 \mathrm{~m} / \mathrm{s}^2$

$35 \mathrm{~m} / \mathrm{s}^2$

MHT CET 2025 26th April Evening Shift

MCQ (Single Correct Answer)

-0

A mass ' M ' is suspended by a rope from a rigid support at point ' P ' as shown in figure. Another rope is tied at end ' Q ' and pulled horizontally with a force ' $F$ '. If the rope makes an angle ' $\theta$ ' with vertical then the tension in the string ' PQ ' is

MHT CET 2025 26th April Evening Shift Physics - Laws of Motion Question 8 English

$F \sin \theta$

$\frac{F}{\sin \theta}$

$F \cos \theta$

$\frac{F}{\cos \theta}$

MHT CET 2025 25th April Morning Shift

MCQ (Single Correct Answer)

-0

A machine gun fires a bullet of mass 35 gram with a speed of $600 \mathrm{~m} / \mathrm{s}$. The person holding the gun can extract a maximum force of 147 N on it. The number of bullets that can be fired from the gun per second is

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