Download App

Waves — Physics STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 SciencePhysicsWaves1 Mark
Question
In which gas, hydrogen or oxygen, will sound have greater velocity?
✓

Answer

Since $\nu\propto\sqrt{\frac{1}{\rho}},$ therefore velocity of sound will be greater in hydrogen gas.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from Waves→Waves — all question types→Physics STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Consider the following statement regarding a thermocouple:
  1. The neutral temperature does not depend on the temperature of the cold junction.
  2. The inversion temperature does not depend on the temperature of the cold juhction.
  1. Both A and B are correct.
  2. A is correct but a is wrong.
  3. B is correct but A is wrong.
  4. Both A and B are 1trong.
→
Name the principle used in the mercury thermometer.
→
What is meant by internal energy?
→
Is it necessary to express all angles in radian while using the equation $\omega=\omega_0+\text{at}?$
→
A ball is dropped on a floor from a height of 2.0m. After the collision it rises up to a height of 1.5m. Assume that 40% of the mechanical energy lost goes as thermal energy into the ball. Calculate the rise in the temperature of the ball in the collision. Heat capacity of the ball is 800JK-1.
→
What is the relationship between the total energy and oscillation frequency of a simple pendulum?
→
A circular loop of radius 4.0cm is placed in a horizontal plane and carries an electric current of 5.0A in the clockwise direction as seen from above. Find the magnetic field:
  1. At a point 3.0cm above the centre of the loop.
  2. At a point 3.0cm below the centre of the loop.
→
Velocity of sound in air at N.T.P. is 332m/s. What will be the velocity, when pressure is doubled and temperature is kept constant?
→
Answer carefully, with reasons:
Is the total linear momentum conserved during the short time of an elastic collision of two balls?
→
A pendulum is making one oscillation in every two seconds. What is the frequency of oscillation?
→