Collisions in Two Dimensions: A 1500-kg car traveling at 90 km/h toward the east suddenly collides with a 3000-kg car traveling at 60 km/h toward the south. The two cars stick together after the collision. What is the direction of motion of the cars after collision?
A. 36.9° S of E
B. 36.9° E of S
C. 53.1° S of E
D. 53.1° E of S
Answer: C
Physics & Space Science
You might also like to view...
What spacecraft will visit Pluto in 2015?
a. Cassini b. Galileo c. Voyager d. Voyager 2 e. New Horizons
Physics & Space Science
When a hydrogen atom's electron goes from an energy state of n = 2 to n = 1,
a. the radius of the electron's orbit is unchanged. b. the radius of the electron's orbit is increased. c. the radius of the electron's orbit is decreased. d. the radius of the electron's orbit is infinite.
Physics & Space Science
Pulsars could not be pulsating stars because the pulses are too short
Indicate whether the statement is true or false
Physics & Space Science
Three resistors, 10 ?, 20 ?, and 30 ?, are wired in series and connected to a 120-V battery. How much current flows in the circuit?
Physics & Space Science