Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- A uniform rod of mass 250 g having length 100 cm is balanced on a sharp edge at 40 cm mark. A mass of 400 g is suspended at 10 cm...
- The coordinates of a particle with respect to origin in a given reference frame is (1, 1, 1) meters. If a force of F = i - j + k...
- Two planets, A and B are orbiting a common star in circular orbits of radii R_A and R_B, respectively, with R_B = 2R_A. The...
- Moment of inertia of a rod of mass 'M' and length 'L' about an axis passing through its center and normal to its length is 'α'....
- Which of the following are correct expression for torque acting on a body? A. = r L B. = d dt ( r p ) C. = r d p dt D. = I E. = r...
- If L and P represent the angular momentum and linear momentum respectively of a particle of mass 'm' having position vector as r...
- A circular ring and a solid sphere having same radius roll down on an inclined plane from rest without slipping. The ratio of...
- A rod of linear mass density ' ' and length 'L' is bent to form a ring of radius 'R'. Moment of inertia of ring about any of its...
- A thin solid disk of 1 kg is rotating along its diameter axis at the speed of 1800 rpm. By applying an external torque of 25 Nm...
- A wheel is rolling on a plane surface. The speed of a particle on the highest point of the rim is 8 m/s. The speed of the...
- A solid sphere with uniform density and radius R is rotating initially with constant angular velocity ( _1) about its diameter....
- A bob of mass m attached to an inextensible string of length is suspended from a vertical support. The bob rotates in a...
- The moment of inertia of a uniform cylinder of length l and radius R about its perpendicular bisector is I. What is the ratio l/R...
- It is found that if a neutron suffers an elastic collinear collision with deuterium at rest, fractional loss of its energy is...
- A thin circular plate of mass M and radius R has its density varying as (r) = _0 r with _0 as constant and r is the distance from...
- A body of mass m_1 moving with an unknown velocity of v_1 i, undergoes a collinear collision with a body of mass m_2 moving with...
- A stationary horizontal disc is free to rotate about its axis. When a torque is applied on it, its kinetic energy as a function...
- A body of mass 2 kg makes an elastic collision with a second body at rest and continues to move in the original direction but...
- A solid sphere of mass M and radius R is divided into two unequal parts. The first part has a mass of 7M 8 and is converted into...
- The time dependence of the position of a particle of mass m = 2 is given by r(t) = 2t , i - 3t^2 , j. Its angular momentum, with...
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