Michelson devised the formula to calculate the speed of light_______________?

Related Mcqs:

1. Michelson calculated the speed of light using the instruments______________?

   A. spectrometer B. galvanometer C. interferometer D. none of these...

2. When one mirror of a Michelson Interferometer is moved a distance of 0.5 mm we observe 2000 fringes. What will be wavelength of light used ?

   A. 5000 nm B. 5000A C. 500m D. 2000um...

3. The equation θ = 1.22 λ/D was devised by_______________?

   A. Newton B. Einstein C. Raleigh D. Planks...

4. 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...

5. 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...

6. The formula of inter-conversion of centigrade and Fahrenheit scale is___________?

   A. c-32/9 B. f -32/9 =c/5 C. f-32/9=c/9 D. none Submitted by: Mahrukh...

7. Newton estimated the speed of sound _____________________?

   A. 281m/sec B. 333m/sec C. 340m/sec D. all of the above...

8. When a body moves in a circle of radius r with linear speed V its centripetal force is_______________?

   A. mV/r2 B. mV/r C. mV2/r D. mV2/r2...

9. When a wheel 1 m in diameter makes 30 rev min the linear speed of the point on its rim in ms-1 is_______________?

   A. 2π B. π/2 C. π D. 20π...

10. The shaft of a motor rotates at a constant angular speed of 360rev/min. Angle turned through in 1 sec in radian is________________?

    A. π B. 3π C. 6π D. 12π...