Physics, 31.03.2021 08:30 randyg0531

A 150 N boy rides a 60 N bicycle a total of 200 m at a constant speed. The frictional force against the forward motion of the bicycle equals 35 N. How much work does the boy do? (Hint: Do sum of all forces first.)

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 21:30, noahrdavila1978

According to social exchange theory, altruistic behaviors benefit the individual who performs them.

Answers: 1

continue

Physics, 22.06.2019 05:40, izzyisawesome5232

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

Answers: 1

continue

Physics, 22.06.2019 11:00, natalieburnett82

Marcella is a four-year-old girl who is a victim of emotional child abuse. based on the child and family services improvement and innovation act of 2011, which action should the government take for marcella? a. the state should arrest marcella’s abuser. b. the state should find a home for marcella as soon as possible. c. the state should enforce stricter laws in the area where marcella resides. d. the state should provide medical assistance to marcella.

Answers: 3

continue

Physics, 22.06.2019 13:40, andrespiperderc

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.

Answers: 1

continue

You know the right answer?

A 150 N boy rides a 60 N bicycle a total of 200 m at a constant speed. The frictional force against...