A solid ball of metal has a spherical cavity inside it. The ball is heated. The volume of the cavity will

Increase

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Decrease

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Remain unchanged

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Have its shape changed

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Decrease
Due to the coefficient of volume expansion, if the ball is heated then it will expand at free surface, so the ball will expand at outer and inner both surface. Hence, the volume of cavity which is inside the ball decreases.

Suggest Corrections

Similar questions

A solid ball of metal has a concentric spherical cavity within it. If the ball is heated, the volume of the cavity will ___ .

Join BYJU'S Learning Program