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A launch vehicle thrusts at an angle of 37o above the local horizontal. The vehicle's mass is 200,000 kg and its weight is 2 x 10^6 N. If the engines are providing 3 x 10^6 N of force, find the acceleration of the vehicle?
Lead pellets, mass of each is 0.80 gram is heated to 200°C. Find how many pellets must be added to 480 gram of water that is initially at 20°C to make the equilibrium temperature 25°C
Two 34.8-cm metal rods, one made of copper and one made of aluminum, are placed end to end, touching each other. How far does the other end of the system of rods move
An electromagnetic wave in vacuum has an electric field amplitude of 220 V/m. Calculate the amplitude of the corresponding magnetic field
A double slit separated by 0.0582 mm is placed 1.40 m from a screen. If yellow light of wavelength 590 nm strikes the double slit, what is the separation among the zeroth-order and first-order maxima on the screen?
Discover the electrostatic potential energy of a cubical configuration of point charges as shown in the figure. Each of the charges is 8.00e and the edge of the cube is 10 cm.
Find out the least compression of the spring
In a Young's experiment using sodium light, lamda=589 nm, the slits are 1.2x10^-6 m wide. You notice that every fourth fringe is missing. how many fringes appear on the screen
A girl is using a rope to pull a box that weighs 300 N across a level surface with constant velocity. What is the friction force of the floor on the box
An underwater scuba diver sees the Sun at an apparent angle of 38.0° from the vertical. What is actual direction of the Sun
A 2kg block initially hangs at rest at the end of two long strings of negligible mass as shown in the diagram below. a 150 g bullet, moving horizontally with some speed, strikes the block and appears from other side at speed of 350 m/s. after the ..
A 1.2kg block is dropped from 48 cm above a spring in equilibrium. Calculate the maximum compression in the spring
Estimate the capacitance C of a human being relative to infinity. About how much energy is released when the person touches something and a spark jumps?
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