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A weather rocket is initially at rest on the ground and is fired straight up. It accelerates at 30 m/sec^2 for 30 seconds then runs out of fuel. The rocket then continues upward and reaches it's highest point. Use g=9.8 m/sec^2.
What is the rockets maximum altitude?
When a potential difference is applied across a piece of wire made of metal A, a 5.0 mA current flows. find how much current will flow through the metal-B wire
Finding electrical potential of two point charges. Finding capacitance between two parallel plates.
A uniform rod of mass 3.30×10?2kg and length 0.360m rotates in a horizontal plane about a fixed axis through its center, What is the angular speed of the system at the instant when the rings reach the ends of the rod
A converging lens has a front surface with radius of curvature of 10cm and the black surface has a radius of curvature of 20cm and it is made from material with an index of refraction of 2.5. What is the focal length of the lens
Three point mass particles are located in a plane: 3.67 kg located at the origin, How far is the center of mass of the three particles from the origin
Guns on World War II battleships could shell targets 15 km away. Find (a) the minimum launch speed needed to achieve that range and (b) the shell s flight time under these conditions
The Eiffel Tower is a steel structure whose height increases by 19.1 cm when the temperature changes from -9 to +40 oC. What is the approximate height (in meters) at the lower temperature?
An 9 kilogram package in a mail-sorting room slides 2.50 meter down a chute that is inclined at 54.4 degree below the horizontal. Determine the work done on the package by gravity
What hormones are hypersecreted causing hyperglycemia and hypertension? What is the cause and what physical factor allow to rule out thyroid problem.
A uniform disc of radius 30 cm and mass 12 kg is pivoted so that it is free to rotate about an axis through its center. What is the acceleration of the disc
If a -5.25 µC charge with a mass of3.97 g is released from rest at theposition (0.925 m, 1.17 m), what is its speed when it is halfway tothe origin
a pendulum consists of a 1.7-kg bob attached to a light 2.3-m-long string. while hanging at rest with the string
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