Foundation level III JEE MOCK TEST-3 (Physics)

_____ waves need a material medium for propagation.

• Electromagnetic
• Radio
• Mechanical
• Light

When pebble is thrown in a pond of still water , circular ripple is called _____.

• Wave
• Vibration
• Radiation

• Echo

What is the characteristics of sound?

• Sound is a form of energy
• Sound is a form of light
• Sound is a form of heat
• Sound is a form of magnetism

Pick the odd one out.

• Mechanical wave

• Electromagnetic

• Pitch

• Transverse

____ is the wave which passes in vacuum.

• Mechanical wave

• Longitudinal wave

• Electromagnetic wave

• Transverse

Sound is produced because of a ___.

• Light
• Heat
• Vibration
• Gravity

In the absence of ____ sound is not being propagated.

• Light
• Heat
• Air

• Gravity

____ has no atmosphere.

• Earth
• Venus
• Mars
• Moon

an electric bell is enclosed inside an ____ bell jar by hanging from the rubber cork.

• Inverted

• straight

• cross

• None

Pick the odd one out

• Transverse

• Wavelength

• Frequency

• Amplitude