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A 75 kg rock climber is attached to a rope that is allowing her to hang horizontally with her feet against the wall. The tension in the rope is 825 N and the rope makes a 35 degree angle with the vertical. Determine the force exerted by the wall on the climbers feet.
A projectile is launched with initial speed V0, and angle A with the horizontal, What is the distance S over the ground
A stone is thrown from the top of a cliff that is 34.6 m high at a velocity of 13 m/s 230 above the horizontal. How long does it take to hit the ground below the cliff
To focus a camera on objects at different distances, the converging lens is moved toward or away from the film, so a sharp image always falls on the film. Obtain over what distance must the lens be movable
A step-down transformer has a turns ratio of 1:10, and its primary is connected across the terminals of a standard 120-V wall socket. What power P is dissipated in the resistor
Two 10.0 cm -diameter electrodes 0.52 cm apart form a parallel-plate capacitor. What is the charge on each electrode after insulating handles are used to pull the electrodes away from each other until they are 1.3 cm apart
A Boeing 787 is initially moving down the runway at 3.5 m/s preparing for takeoff. How long does it take from the application of the acceleration
Three vectors have the same magnitude of 12 units. They make angles of ?, 2 times ? and 3 times ? with respect to the x axis, where ? = 16 o. What is the magnitude of their vector sum
We have 0.2 moles of gas initially occupying a volume of 1.2 liters at a pressure of 1.3 atm. Compute what the change internal of the gas
A motorcycle has a constant speed of 23.0 m/s as it passes over the top of a hill whose radius of curvature is 149 m. Find the magnitude of the normal force that acts on the cycle
A house has a floor area of 162.0 m2 and an outside wall that has an area of 40.50 m2. The earth's magnetic field here has a horizontal component of 2.550E-5 T, Determine the magnetic flux through the wall if the wall faces north
A small button placed on a horizontal rotating platform with diameter 0.324m will revolve with the platform when it is brought up to a rotational speed of 42.0rev/min , provided the button is a distance no more than 0.142m from the axis. Part A Wh..
In 1998, NASA launched Deep-Space 1 (DS-1), a spacecraft that successfully flew by the asteroid named 1992 KD (which orbits the sun millions of miles from the earth). How much time (in days) would it take to increase the velocity
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