ETEA MDCAT 2022 PAPER

1. In physics it is observed that when matter and anti-matter combine, they form

2. The longest wavelength observed in balmer series is:

3. The shortest wavelength of Lyman series Is (Rx = Rydberg Constant.)

4. For the treatment of cancer, the source of gamma rays used, is:

5. The velocity time graph of a motion starting from rest with uniform acceleration is a Straight line

6. A cyclist comes to a skidding stop in 10m. During this process, the opposing force on the cycle due to the road is 200 N. How much work does the road do on the cycle?

7. The energy of simple harmonic oscillator at a displacement “x” is partly kinetic and partly potential. The total energy of a simple harmonic oscillator remains constant everywhere. Which one of the following option will be correct about the simple harmonic oscillator?

8. The speed of a wave on a particular string is 24ms”. if the string is 6.0m long, to what driving frequencies will it resonate?

9. The apparent change in the frequency of sound caused by the relative motion of either the source of sound or listener or both is called

10. A projectile is thrown at an angle of 45° with horizontal and its range is Ry. Another projectile is thrown at an angle of 45° with vertical and its range is R;. The relation between Ry and Ry is