1. Two molecules of a gas …

1. Two molecules of a gas have speeds of 2x10^6 ms-1 and 3 x 10^6 ms-1 respectively. What is the root mean square speed of these molecules ? 2.Give statement of law of equipartition of energy and using it find out expression of energy of a monoatomic and diatomic gas 3. what are the properties of an ideal fluid? 4. why telephone wires are not tightly fixed between two poles? 5. What is the reason of small gap left between two rails of railway lines? 6. what are the conditions of constructive and destructive interference? 7. what are the properties of longitudinal and transverse waves? 8. Mars has mass 300 times of earth and radius 20 times of earth. calculate escape velocity from the surface of mars. ( escape velocity of earth= you should know this value ) 9. four masses each of 5kg are placed at the vertices of a square of side 2m. find the centre of mass of this system 10. a ball is thrown at an angle of 60° with horizontal hit 5km away on ground. find the velocity of t

2d+2d =

1dyne convert to S.I unit

Find the dimensions of latent heat and specific heat.

A train travels 1/4 distance between two places with the speed of 4km/h and the rest 3/4 distance with the speed of 6km/h. What is the average speed of the train?

Which of rhe following is representive as per the correct with •stress/strain = newton/meter square •pressure = newton/meter square •surface tension =newton/meter square

Project report

Find unit vectors parallel to the resultant of the vectors A=i+4j-k and B=3i-5j+k

√kq,qpower2 R2

How to know which one is impulse and which one is force in numericals

Ch 1 question no. 14