Mechanics and Properties of Matter in Physics for TNPSC Pdf - 1

Question: 1

The Helio Centric theory is given by

(A) Copernicus

(B) Tycobrahe

(C) Pluto

(D) Johnkepler

Ans: A


Question: 2

X2 = ky. This is the equation of a

(A) Square

(B) Circle

(C) Parabola

(D) Ellipse

Ans: C


Question: 3

Kepler’s first law of planetary motion is also called

(A) Law of distances

(B) Law of areas

(C) Law of periods

(D) Law of orbits

Ans: D

Law of orbits

Question: 4

The centripetal force around the circular path depends upon

(A) Energy

(B) Impulse

(C) Speed

(D) Pressure

Ans: C


Question: 5

The molecular range is of the order of

(A) 10-8 cm

(B) 10-8 m

(C) 10-6 cm

(D) 10-6 m

Ans: A

10-8 cm

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