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

Question: 2

X² = ky. This is the equation of a

(A) Square

(B) Circle

(C) Parabola

(D) Ellipse

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

Question: 4

The centripetal force around the circular path depends upon

(A) Energy

(B) Impulse

(C) Speed

(D) Pressure

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