Newton estimated the speed of sound _____________________?

Related Mcqs:

1. According to Newton sound travel in air under the conditions of_____________________?

   A. adiabatic
   B. isothermal
   C. isobaric
   D. isochoric

2. Name the branch of science which deals with the study of sound and sound waves?

   A. Aeronautics
   B. Acoustics
   C. Aerostatics
   D. Aetiology

   Submitted by: ABDUL HAYEE

3. The speed of sound in hydrogen is _____________ time than that in oxygen?

   A. Two times
   B. Three times
   C. Four time
   D. Six time

4. In an angular motion, Newton’s second law of motion is_____________?

   A. F=ma
   B. F=τp/It
   C. Στ = I α
   D. All above

5. Newton’s Third Law of Motion?

   A. every action there is an equal and opposite reaction.
   B. attraction or repulsion between two charges
   C. volume of a given mass of gas increases or decreases
   D. temperature remaining constant, volume of a given mass of a gas varies inversely

   Submitted by: Mehran ali Sheikh

6. Newton’s first law of motion gives the concept of _________?

   A. Energy
   B. Work
   C. Inertia
   D. Momentum

   Submitted by: Rizwan Ayub Saadi

7. Newton’s first law of motion is valid in_______?

   A. Accelerated frame of reference
   B. Inertial frame of reference 
   C. Non-inertial frame of reference
   D. None

   Submitted by: Zahid Jagirani

8. If a car moves with a uniform speed of 2 ms-1 in a circle of radius 0.4. Its angular speed is______________?

   A. 4 rad. S-1
   B. 5 rad. S-1
   C. 1.6 rad. S-1
   D. 2.8 ms-1

9. A train is moving with a speed of 100mph. What will be its speed in m/s.?

   A. 45 m/s
   B. 90 m/s
   C. 100 m/s
   D. 120 m/s

   Submitted by: Zahid Jagirani

10. The velocity of sound in air would become double than its velocity at 0°C at temperature ?

    A. 313°C
    B. 586°C
    C. 819°C
    D. 1172°C