John sees Hua running towards him at 11 m/s. While running, Hua throws a ball to John at 5 m/s. What is the speed of the ball as observed by John? A 5 m/s B 6 m/s CO 55 m/s DO 16 m/s

Q: 2. A girl of height 120 cm is walking toward a light on the ground at a speed of 0.6 m/s. Her shadow…

A: Given,            A girl of height 120 cm is walking towards a light on the ground at a speed…

Q: A hot-air balloon rises straight up at a constant speed of 20 feet/sec. An observer stands 200 feet…

A: The speed of the balloon is dydt=20 ft/s2=VyThe distance between observer and launchingpoint, x=200…

Q: High-speed stroboscopic photographs show that the head of a 200-g golf club is traveling at 40 m/s…

A: Given,      mclub…

Q: Q/ Is (IR Tc) is To-s Pace?

A:

Q: The altitude of a triangle is increasing at a rate of 3 cm/min while the area of the triangle is…

A: Given that  The altitude of a triangle is increasing at a rate of 3 cm/min The area of the triangle…

Q: Two cars start moving fr km/hr. At what rate is the

A:

Q: Please answer

A: Given:-

Q: A child flies a kite at 90ft. The wind is carrying the kite horizontally away from the child at a…

A:

Q: Initial speed is not 98 ft/s. What is the initial speed

A: