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Radiation Physics

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Published in: Physics
246 Views

It includes the x-ray tube and their applicatons.

Ayush K / Jaipur

2 years of teaching experience

Qualification: B.Sc (Jaipur National University , Jaipur - 2019)

Teaches: Microsoft Certification, All Subjects, Chemistry

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  1. JAYOTI VIDYAPEETH WOMEN'S UNIVERSITY, JAIPUR Government of Rajasthan established Through ACT No. 17 of 2008 as per UGC ACT 1956 NAAC Accredited University Faculty of Physiotherapy & Diagnostics Faculty Name- JV'n Ayush Gupta Program-B.Sc. RT 1 SEM Course- General Radiation physics-I Session- Moment of Inertia Academic Day starts with — • Greeting with saying 'Namaste' by joining Hands together following by 2-3 Minutes Happy session, Celebrating birthday of any student of respective class and National Anthem Inertia - property of a body by virtue of which it opposes any agency that attempts to put it in motion or, if it is moving, to change the magnitude or direction of its velocity. Inertia is a passive property and does not enable a body to do anything except oppose such active agents as forces and torques. A moving body keeps moving not because of its inertia but only because of the absence of a force to slow it down, change its course, or speed it up. There are two numerical measures of the inertia of a body: its mass, which governs its resistance to the action of a force, and its moment of inertia about a specified axis, which measures its resistance to the action of a torque about the same axis. Moment of inertia, in physics, quantitative measure of the rotational inertia of a body—i.e., the opposition that the body exhibits to having its speed of rotation about an axis altered by the application of a torque (turning force). The axis may be internal or external and may or may not be fixed. The moment of inertia (l), however, is always specified with respect to that axis and is defined as the sum of the products obtained by multiplying the mass of each particle of matter in a given body by the square of its distance from the axis. In calculating angular momentum for a rigid body, the moment of inertia is analogous to mass in linear momentum. For linear momentum, the momentum p is equal to the mass m times the velocity v; whereas for angular momentum, the angular momentum L is equal to the moment of inertia I times the angular velocity w.
  2. m 01994 Encyclopaedia Britannica, Inc. The figure shows two steel balls that are welded to a rod AB that is attached to a bar OQ at C. Neglecting the mass of AB and assuming that all particles of the mass m of each ball are concentrated at a distance r from OQ, the moment of inertia is given by I = 2mr2 In the International System (Sl), m is expressed in kilograms and r in meters, with I (moment of inertia) having the dimension kilogram-meter square. Academic Day ends with- National song' Vande Mataram'