A wind with speed 40 m/s blows parallel to the roof of a house. The area of the roof

A Wind With Speed 40 Ms Blows Parallel To The Physics QuestionA Wind With Speed 40 Ms Blows Parallel To The Physics Question

A wind with speed 40 m/s blows parallel to the roof of a house. The area of the roof is 250 m². Assuming that the pressure inside the house is atmospheric pressure, the force exerted by the wind on the roof and the direction of the force will be (ρair=1.2 kg/m³)

Options

(a) 4.8×10⁵ N,upwards
(b) 2.4×10⁵ N,upwards
(c) 2.4×10⁵ N,downwards
(d) 4.8×10⁵ N,downwards

Correct Answer:

2.4×10⁵ N,upwards

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

AddThis Website Tools
admin:

Related Questions

  1. The current in the coil of inductance 5H decreases at the rate of 2 A/s
  2. A milli ammeter of range 10 mA has a coil of resistance 1 ohm
  3. A galvanometer has a coil of resistance 100 ohm and gives a full-scale deflection
  4. An electric kettle has two heating elements. One brings it to boil in ten minutes
  5. In a uniform circular motion, work done in one complete rotation is