Inadequacy of classical mechanics

What kind of support in the picture

• pinned

• simple

• fixed

• roller

How many support reactions for roller?

• 1

• 2

• 3

• 4

What type of wave is light wave

• Electromagnetic

• Plastic

• Molecular

• Not predictable

Pa (Pascal) is the unit for

• Thrust
• Pressure
• Frequency
• Conductivity

What is this?

• Me

• Monkey

• Seal

• Panda

Stars appears to move from east to west because

• All stars move from east to west
• The earth rotates from west to east
• The earth rotates from east to west
• The background of the stars moves from west to east

If a number of forces act simultaneously on a particle, it is possible

• not to replace them by a single force

• to replace them by a single force

• to replace them by a couple

• to replace them by a couple and a force

A couple is consists of

• Two like parallel forces of same magnitudes

• Two like parallel forces of different magnitudes

• Two unlike parallel forces of same magnitudes

• 243 kphTwo unlike parallel forces of different magnitudes

Mass is a universal constant

• True

• False

Forces are called coplanar when tall of them acting on body lie in

• one point

• one plane

• different point

• different plane