1.If a bicycle can accelerate at 4 m/s², what acceleration can it reach if it is towing a bike with the same mass?

Select one:

a. 3 m/s²

b. 2 m/s²

c. 4 m/s²

d. 1 m/s²

2.A person of 50 kg with a bag of 10 kg stood on a bathroom scale in the elevator of mass 2000 kg. (Take g=10 m/s2/2). Find the tension in the cable attached to the elevator if it is accelerating downward with 5m/s2/2.

Select one:

a. 300 N

b. 0 N

c. 10300 N

d. 10000 N

3.An 80.0 kg man pushes his 60.0 kg friend with a force of 70.0 N. Then, the accelerations of both the man and his friend respectively are

4.The net force on a cart of 10 kg moving with constant velocity 1 m/s is

Select one:

a. 0 N

b. 5 N

c. 10 N

d. 100 N

5.True or False: A 6 kg copper block has three times the inertia of a 2 kg copper block.

Select one:

a. False

b. True