Motion in a Plane questions
631 published questions with worked solutions.
- Pressure is a scalar quantity because
- Which one of the following statements about speed and velocity is correct?
- A stone is thrown horizontally from the top of a 20 m high building with a speed of 12 m/s. It hits the ground at a distance R...
- Two forces of 5·0 N each are acting on a point mass. If the angle between the forces is 60°, then the net force acting on the...
- Two forces of equal magnitude simultaneously act at a point. It is observed that the resultant force is equal in magnitude to the...
- The position vector of a particle is given by r = 3 ,t^2 , i + 2 ,t , j + 5 , k . Which one of the following statements is...
- On a rainy day, rain drops fall vertically with speed v. An observer is moving towards east with speed v, while another observer...
- Starting at time t = 0 from the origin with speed 1 ms ^ -1 , a particle follows a two-dimensional trajectory in the x-y plane so...
- A projectile is fired from horizontal ground with speed v and projection angle . When the acceleration due to gravity is g, the...
- A person of height 1.6 m is walking away from a lamp post of height 4 m along a straight path on the flat ground. The lamp post...
- A ball is thrown from the location (x_0, y_0) = (0, 0) of a horizontal playground with an initial speed v_0 at an angle _0 from...
- A body of mass 10 kg is projected at an angle of 45° with the horizontal. The trajectory of the body is observed to pass through...
- A projectile is launched at an angle ' ' with the horizontal with a velocity 20 ms^ -1 . After 10s, its inclination with...
- A girl standing on road holds her umbrella at 45° with the vertical to keep the rain away. If she starts running without umbrella...
- Motion of a particle in x-y plane is described by a set of following equations x = 4 ( /2 - t) m and y = 4 ( t) m. The path of...
- A ball is projected with kinetic energy E, at an angle of 60° to the horizontal. The kinetic energy of this ball at the highest...
- An object is projected in the air with initial velocity u at an angle . The projectile motion is such that the horizontal range...
- A person can throw a ball upto a maximum range of 100 m. How high above the ground he can throw the same ball?
- A projectile of mass 200 g is launched in a viscous medium at an angle 60° with the horizontal, with an initial velocity of 270...
- Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: When a body is...
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