A 2500-kg truck moving at 10.00 m/s strikes a car waiting at a ...

[leilurhhh]

A 2500-kg truck moving at 10.00 m/s strikes a car waiting at a traffic light, hooking bumpers. The two continue to move together at 6.00 m/s. What was the mass of the struck car?
 a. 1730 kg
  c. 1200 kg
  b. 1670 kg
  d. 1070 kg

Question 2

If body M, with a positive charge, is used to charge body N by induction, what will be the nature of the charge left on the latter?
 a. must be positive
  b. must be equal in magnitude to that on M
  c. must be negative
  d. must be greater in magnitude than that on M

[Jordin Calloway]

Answer to Question 1

B

Answer to Question 2

C

[leilurhhh]

Thanks for the timely response, appreciate it

[atrochim]

Wow, this really help