physics

A sports car of mass 950kg (including the driver) crosses the rounded top of a hill (radius = 95m) at 22m/s. Determine
a) the normal force exerted by the road on the car,
b) the normal force exerted by the car on the 72kg driver, and
c) the car speed at which the normal force on the driver equals zero.

  1. 👍 0
  2. 👎 0
  3. 👁 341
asked by Sasha
  1. a) mg-mv^2/r

    b) 74(g-v^2/r)

    c) when does g=v^2/r >

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    A sports car of mass 1300 kg (including the driver) crosses the rounded top of a hill (r = 86 m) at 23 m/s. Determine the normal force exerted by the car on the 74 kg driver. Determine the car speed at which the normal force on

    asked by Anonymous on February 22, 2010
  2. physics

    A sports car of mass 950 kg (including the driver) crosses the rounded top of a hill (r = 88 m) at 27 m/s. Determine the normal force exerted by the road on the car. Determine the normal force exerted by the car on the 72-kg

    asked by elizabeth on October 11, 2010
  3. physics

    A sports car of mass 950 kg (including the driver) crosses the rounded top of a hill (r = 88 m) at 27 m/s. Determine the normal force exerted by the road on the car. Determine the normal force exerted by the car on the 72-{\rm kg}

    asked by angela on October 11, 2010
  4. Physics

    A sports car of mass 1400 kg (including the driver) crosses the rounded top of a hill (radius = 93 m) at 27 m/s. 1) Determine the normal force exerted by the road on the car. 2) Determine the normal force exerted by the car on the

    asked by Anonymous on December 5, 2009
  5. Physics

    A sports car of mass 1400 kg (including the driver) crosses the rounded top of a hill (radius = 93 m) at 27 m/s. 1) Determine the normal force exerted by the road on the car. 2) Determine the normal force exerted by the car on the

    asked by Anonymous on December 3, 2009
  6. college

    A sports car of mass 1300 kg (including the driver) crosses the rounded top of a hill (r = 86 m) at 23 m/s. Determine the normal force exerted by the road on the car. Determine the normal force exerted by the car on the 74 kg

    asked by Anonymous on February 22, 2010
  7. Physics

    Okay, I saw this one previously posted, but the answer it kept leading me to was wrong. A sports car of mass 1400kg (including the driver) crosses the rounded top of a hill (radius 88m) at 23 m/s. Find the normal force exerted by

    asked by Morgan on March 7, 2010
  8. physics

    A 960 kg sports car crosses the rounded top of a hill with a radius of 52 m. Calculate a) the force the car exerts on the road at the highest point of the hill. The speed of the car is 70 km/h.

    asked by pujesh on January 24, 2016
  9. Physics

    A car of mass 1100 kg starts from rest at sea level and climbs a hill of altitude 50 m. At the top of the hill the car has a speed of 25 m/s. From the top of the hill the driver turns off the engine and coasts down to an altitude

    asked by Sara on October 26, 2012
  10. Physics

    A car of mass 1100 kg starts from rest at sea level and climbs a hill of altitude 50 m. At the top of the hill the car has a speed of 25 m/s. From the top of the hill the driver turns off the engine and coasts down to an altitude

    asked by Sara on October 27, 2012

More Similar Questions