Question

What is the least count of meter scale of convex lens experiment science journal std 10th??

Answer 1

Answer:

To find the Least count of the Spherometer

Note one pitch scale division on the pitch scale or vertical scale.

Take 5 full rotations on the central screw.

Measure the distance moved by the screw.

Hence, Pitch = Distance moved /number of full rotations.

Answer 2

Answer:

To find the Least count of the Spherometer

Note one pitch scale division on the pitch scale or vertical scale.

Take 5 full rotations on the central screw.

Measure the distance moved by the screw.

Hence, Pitch = Distance moved /number of full rotations.