Question 1 :
Which one of the following best describes the vertical part of a projectile's motion?
Question 2 :
What is the centripetal acceleration on the rim of a wagon wheel of $44 cm$ diameter if the wagon is being pulled at a constant $2.5 m/s$?
Question 3 :
Angular displacement $ (\theta) $ of a flywheel vaires with time as $ \theta = 2t + 3t^2 $ radian. The angular acceleration at t = 2 s is given by
Question 5 :
A particle is thrown vertically up with speed $6m/s$ find maximum height achieved
Question 6 :
A centrifuge starts rotating from rest and reaches a rotational speed of $8,000$ radians/sec in  $25$ seconds. Calculate the angular acceleration of the centrifuge?
Question 7 :
At the top of the trajectory of a projectile, thrown at an angle of projection $\theta < {90}^{o}$, its
Question 8 :
A washing machine, starting from rest, accelerates within 3.14 s to a point where it is revolving at a frequency of 2.00 Hz. Its angular acceleration is most nearly:
Question 9 :
If the angle of projection is $60^0$, the equation of trajectory can be given by<br/>
Question 10 :
A 60-kg person on a merry-go round is travelling in a circle with a radius of $3 \ m$ at a speed of $ 6 \ m/s$. What is the magnitude of the net force experienced by this person?
Question 11 :
On a foggy day, two drivers spot in front of each other when 80 metre apart. They were traveling at 70 kmph and 60 kmph. Both apply brakes simultaneously which retard the cars at the rate $5\left[ {m/{s^2}} \right]$ Which of the following statements is correct?
Question 12 :
A passenger in a train moving at an acceleration 'a', drops a stone from the window. A person, standing on the ground, by the sides of the rails, observes the ball following:
Question 13 :
The angular elevation of an enemy's position on a hill of height $h$ is $\theta$. What should be the minimum speed of the projectile in order to shell the enemy ? <br>
Question 14 :
A particle located at $\mathrm{x}=0$ at time $\mathrm{t}=0$, starts moving along the positive $\mathrm{x}$-direction with a velocity $\mathrm{v}$ that varies as $\mathrm{v}=\alpha\sqrt{\mathrm{x}}$. The displacement of the particle varies with time as <br/>
Question 15 :
A motor car is moving in a circular path with uniform speed, $V$. Suddenly the car rotates through an angle $\theta $. Then, the magnitude of change in its velocity is <br/>
Question 16 :
The position of a point in time 't' is given by $x = a + bt -ct^2, \ y = at + bt^2$. Its acceleration at time 't' is
Question 17 :
A particle moves in the x-y plane with velocity $v_x=8t-2$ and $v_y=2$. If it passes through the point $x=14$ and $y=4$ at $t=2$s, the equation of the path is?
