The force on a phonogram needle is 1-2N. The point has a circular cross-section of radius 0-1 mm. What pressure does it exert on the record in (i) Pa (ii) atm?

The force on a phonograph needle is 1.2 N. The point has a circular cross-section whose radius is 0.1 mm. Find the pressure (in atm) it exerts on the records. Given: 1 atm =1.013xx10^(5)Pa

The force on a Phonograph needle is 1.2 N. the point has a circular cross-section whose radius is 0.1 mm. Find the pressure (in atm) it exerts on the recods. Given 1 "atm" = 1.013 xx 10^(5) Pa.

Force on a phonograph needle is 120 gf. The needle end has a circular cross-section of radius 0.1 mm. Find the pressure (in atm) it exerts on the record. Given, 1 atm = 1.013 xx 10^(5) Pa. Use g=10ms^(-2)

If a pressure of 378 atm is exerted on a circular cross section of radius 0.1 mm, what is the force exerted on the area?

If a pressure of 378 atm is exerted on a circular cross section of radius 0.1 mm, what is the force exerted on the area?

When a pressure measuring device is immersed in a liquid, a restoring force of 2 N is exerted by the spring. If the area of cross-section of the pistion is 10 cm^(2) , what pressure does the fluid exert on the piston?

When a pressure measuring device is immersed in a liquid, a restoring force of 2 N is exerted by the spring. If the area of cross-section of the pistion is 10 cm^(2) , what pressure does the fluid exert on the piston?

A fuse with a circular cross-sectional radius of 0.15 mm blows at 15A. What is the radius of a fuse, made of same material which will blow at 120 A?