Reference no: EM134077

Question1

A ferryboat transports tourists among three islands. It sails from the first island to the second island, 5.98 km away, in a direction 37.0° north of east. It then sails from the second island to the third island in a direction 78.0° west of north. At last, it returns to the first island, sailing in a direction 28.0° east of south.

(a) Compute distance between the second and third islands.

(b) Compute distance between the first and third islands.

Question2

The gravitational force exerted on a baseball is 2.29 N down. A pitcher throws ball horizontally with velocity 16.0 m/s by uniformly accelerating it all along a straight horizontal line for a time interval of 168 ms. the ball starts from rest.

What are magnitude and direction of the force the pitcher exerts on the ball?