How long does it take the camera to reach the ground

Reference no: EM13551775

A hot air balloon is descending vertically with a speed of 4.0 m/s when a passenger drops a 0.5 Kg camera. If the camera is 45 m above the ground when it is dropped: A) What is the speed of the camera just before it reaches the ground? B) How long does it take the camera to reach the ground? C) Find its total energy immediately before hitting the ground. Please show work

Reference no: EM13551775

Questions Cloud

Find the inductance of the coil and resistance of the coil : A copper wire wrapped into a coil is hooked to a 3.00V battery and a switch. At t=0 the switch S is closed. At t=20 seconds the current in the circuit is 24mA. After a long time the current in the circuit is 50mA.

The attraction of ceres ceres, the largest asteroid : The Attraction of Ceres Ceres, the largest asteroid known, has a mass of roughly 8.7x10^20kg .If Ceres passes within 1.2×104km of the spaceship in which a 65kg astronaut is traveling, what force does it exert on she? (Treat the astronaut and the aste..

A block of mass slides on a frictionless tabletop : A block of mass slides on a frictionless tabletop. It is connected to a string that passes over a pulley and suspends a mass (Figure 1) . Suppose that the mass on the frictionless tabletop has the value = 2.30 kg Find the value of that gives an ac..

What is the net entropy change : The net entropy changes when a 85g ice cube initially at 0 degrees C melts in a room. Part A What is the net entropy change, if room temperature T1 = 17 degrees C?

How long does it take the camera to reach the ground : A hot air balloon is descending vertically with a speed of 4.0 m/s when a passenger drops a 0.5 Kg camera. If the camera is 45 m above the ground when it is dropped:

Whats its mechanical power output in hp : An automobile engine with an efficiency 0.23 dumps heat to the environment at the rate of 450 kW. Part A What's its mechanical power output in W? Part B What's its mechanical power output in hp?

Find magnitude and direction of velocity of beads collision : Two beads slide along a straight, frictionless wire. The first has a mass of 0.5 Kg and a velocity of 5m/s moving to the left. They collide and stick together, moving as one object. A)Find the magnitude and direction of the velocity of the beads a..

What is coefficient of kinetic friction between ice and puck : A 0.1 Kg hockey puck slows down from 45 m/s to 44 m/s due to friction as it slides 25m across the ice. a) Draw a free body diagram showing all the forces on the puck b)using the work-energy relationship, find the work done by the frictional force.

What is the final speed of the crate-horizontal frictionless : A 325-N force accelerates a 50.0-kg crate from rest along a horizontal frictionless surface for a distance of 20.0 m as shown in the figure. How much work is done on the crate? What is the final speed of the crate?

User Account

All Pages