Physics Questions

Q:

'Parsec' is the unit measurement of

A) Density of stars B) Astronomical distance
C) Brightness of heavenly bodies D) Orbital velocity of giant stars
 
Answer & Explanation Answer: B) Astronomical distance

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

0 1731
Q:

______ is the perpendicular distance between point of application of force and axis of rotation.

A) Moment arm B) Moment of Inertia
C) Altitude D) Base
 
Answer & Explanation Answer: A) Moment arm

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

0 1731
Q:

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.

 

A) 6400 B) 3200
C) 1600 D) 4800
 
Answer & Explanation Answer: B) 3200

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: AIEEE , Bank Exams

1 1730
Q:

Which of the following pairing is incorrect

A) Hygrometer ­- Water vapour content of the atmosphere B) Lactometer - ­ Specific gravity of liquids
C) Anemometer ­ - Speed of the wind D) Seismograph -­ Earthquakes
 
Answer & Explanation Answer: B) Lactometer - ­ Specific gravity of liquids

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

4 1729
Q:

What is the unit of the physical quantity "Magnetic field strength"?

A) joule per meter B) newton per meter
C) kelvin per meter D) ampere per meter
 
Answer & Explanation Answer: D) ampere per meter

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

1 1729
Q:

Choose the most appropriate answer:Natural radioactivity was discovered by

A) Marie Curie B) Earnest Rutherford
C) Henry Bacquerel D) Enrico Fermi
 
Answer & Explanation Answer: C) Henry Bacquerel

Explanation:

Natural radioactivity was discovered by Henri Bacquerel.

Report Error

View Answer Report Error Discuss

Filed Under: Physics

2 1728
Q:

Creating realistic sounds in animation is called

A) Geisler B) Foley
C) Doppler D) Echoe
 
Answer & Explanation Answer: B) Foley

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

2 1728
Q:

If the velocity of a body is halved its kinetic energy ________________.

A) become 4 times B) becomes 1/4 th
C) is also doubled D) becomes half
 
Answer & Explanation Answer: B) becomes 1/4 th

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics

1 1727