A train travels at a speed of 92km/hr. if it leaves the first station at 8.15 am and reaches the next station at 10.15 am find the distance between two stations.​

Which is not true about oxygen-17 and oxygen-18?

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.

Positrons are spontaneously emitted from the nuclei of