During cold, hairs are raised to near vertical position by

During accomodation for near vision

The figure below shows an axe which has a massless handle of length L and a blade of mass M and radius R. The man slowly raises the axe from the horizontal position to the vertical position by rotating it about its point B. Find the work done by him on the axe during the process .

During accommodation for near vision

During cold nights, sometimes dew is formed. Give reason

In Frog, throat is raised during buccopharyngeal and pulmonary respiration by means of

In Frog, throat is raised during buccopharyngeal and pulmonary respiration by means of

In Frog, throat is raised during buccopharyngeal and pulmonary respiration by means of

If the Moon is appeaning in the sky today near the atar Karthikai,the position of the Moon after 27 days is near the Star