How is seed drill used?

Pinus seed is

Oil seed is

How is Hoe used?

What is seed?

What is modem? How is it used?

Seed leaf is

An oil seed crop is

Name a plant who seed is used as spice.

A 10 kW drilling machine is used to drill a bore in a small aluminium block of mass 8.0 kg. How much is the rise in temperature of the block in 2.5 minutes, assuming 50% of power is used up in heating the machine itself or lost to the surroundings. Specific heat of aluminium =:0.91 J.g"^(-1).K^(-1) .