Two objects are moving in the xy-plane. Object A has a mass of 3.5 kg and has a velocity of 5.3 m/s at an angle of 30° from the x-axis and object B has a mass of 1.9 kg and has a velocity of 6.2 m/s at an angle of 72° from the x-axis. What is the total momentum of the system?
A)55 kg m/s at an angle of 5.7°
B)5.1 kg m/s at an angle of 45°
C)32 kg m/s at an angle of 23°
D)11 kg m/s at an angle of 53°
E)28 kg m/s at an angle of 46°

Question

Two objects are moving in the xy-plane. Object A has a mass of 3.5 kg and has a velocity  of 5.3 m/s at an angle of 30° from the x-axis and object B has a mass of 1.9 kg and has a velocity  of 6.2 m/s at an angle of 72° from the x-axis. What is the total momentum of the system?
A)55 kg m/s at an angle of 5.7° 
B)5.1 kg m/s at an angle of 45° 
C)32 kg m/s at an angle of 23° 
D)11 kg m/s at an angle of 53° 
E)28 kg m/s at an angle of 46°

Quizplus · Accepted Answer

The Answer of Two objects are moving in the xy-plane. Object A has a mass of 3.5 kg and has a velocity  of 5.3 m/s at an angle of 30° from the x-axis and object B has a mass of 1.9 kg and has a velocity  of 6.2 m/s at an angle of 72° from the x-axis. What is the total momentum of the system?
A)55 kg m/s at an angle of 5.7° 
B)5.1 kg m/s at an angle of 45° 
C)32 kg m/s at an angle of 23° 
D)11 kg m/s at an angle of 53° 
E)28 kg m/s at an angle of 46°

Two Objects Are Moving in the Xy-Plane