Neglecting gravity estimate the average force of air

A softball having a mass of 0.40 kg is pitched horizontally at 120km/h . By the time it reaches the plate, it may have slowed by 11% .

Neglecting gravity, estimate the average force of air resistance during a pitch, if the distance between the plate and the pitcher is about 15m .

At the instant when the water depth is 06 m the flow rate : a cylindrical tank 0.3 m in diameter drains through a hole in its bottom. at the instant when the water depth is 0.6 m

A 2800 kg space vehicle initially at rest falls vertically : a 2800 kg space vehicle initially at rest falls vertically from a height of 3000 km above the earths surface.determine

After the reaction is complete the excess mno2 is collected : a 0.6447-g portion of manganese dioxide was added to an acidic solution in which 1.1402g of a chloride containing

A tlc plate showed two spots with rf values of 025 and 026 : a tlc plate showed two spots with rf values of 0.25 and 0.26. the plate was removed from the developing chamber the

Neglecting gravity estimate the average force of air : a softball having a mass of 0.40 kg is pitched horizontally at 120kmh . by the time it reaches the plate it may have

A hydraulic dredge is used to dredge sand from a river : a hydraulic dredge is used to dredge sand from a river bottom. estimate the thrust necessary to keep the boat

What could be the actual number of adults who play football : a polling company reported that 27 of 2286 surveyed adults said that they play football.a. what is the exact value that

At one instant of time the first particle with a charge of : two charged particles are moving with equal velocities of 8.70 ms in the x-direction. at one instant of time the first

In a chemcial analysis of a chromium alloy all of the : in a chemcial analysis of a chromium alloy all of the chromium is first converted to chromate ions. a 50ml sample of