When two identical traveling waves are superimposed, the velocity of the resultant wave__________________?

Related Mcqs:

1. Which of the following waves have smallest velocity in vacuum?

   A. Ultraviolet B. Sound C. Infra-Red D. Micro Submitted by: Malik Asghar Hussain...

2. Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 60km/h and the other is moving at 40km/h mph. In how many hours will they meet?

   A. 2.5 B. 2.0 C. 1.75 D. 1.5 E. 1.25 Submitted by: Mansoor Ul Haque...

3. A light ray traveling form rarer to denser medium suffers a phase change of__________________?

   A. 60° B. 90° C. 180° D. 45°...

4. After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light______________?

   A. Increases because wavelength decreases B. Decreases because speed decreases C. Remains same D. Increases then decrease...

5. 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...

6. 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...

7. hen a body moves in a circle, the angle between its linear velocity and angular velocity is always_______________?

   WA. 180° B. 0° C. 90° D. 45°...

8. Relation between linear velocity and angular velocity:

   A. v=rw B. r=vw C. s=r D. ∆s/∆t Submitted by: Jawad Ali...

9. Sum of the masses of constituent nucleons as compared to the mass of the resultant nucleus is______________?

   A. Smaller B. Greater than 82 C. Same D. Sometimes smaller some times greater...

10. Which of the following can not be the resultant of two vectors having magnitude 10N and 15N?

    A. 18N B. 22N C. 25N D. 30N Submitted by: Zahid Jagirani...