Center of Mass-Centre of Mass of a Rigid Body (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Physics): Questions 1 - 2 of 3

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Question number: 1

» Center of Mass » Centre of Mass of a Rigid Body

Appeared in Year: 2014

MCQ▾

Question

A uniform square wooden sheet of side a has its center of mass located at point O as shown in the figure on the left. A square portion of side b of this sheet is cut out to produce as L-shaped sheet as shown in the figure on the right

Uniform square wooden sheet

Uniform Square Wooden Sheet

In figure on left a uniform square wooden sheet of side a has its center of mass located at point O. On right, a square portion of side b of this sheet is cut out to produce as L- shaped sheet.

The center of mass of the L-shaped sheet lies at the point P (in the diagram) when

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Center of Mass » Centre of Mass of a Rigid Body

MCQ▾

Question

A hollow tilted cylindrical vessel of negligible mass rest is on a horizontal plane as shown. The diameter of the base is a and the side of the cylinder makes an angle θ with the horizontal. Water is then slowly poured into the cylinder. The cylinder topples over when the water reaches a certain height h, given by,

A hollow tilted cylindrical vessel

A Hollow Tilted Cylindrical Vessel

In figure a hollow tilted cylindrical vessel is shown. The diameter of the base is a and the side of the cylinder makes an angle θ with the horizontal.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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