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When a 0.111 kg mass is suspended at rest from a certain spring, the spring stretches 4.10 cm. Find the instantaneous acceleration of the mass when it is raised 5.80 cm, compressing the spring 1.70 cm.
A sealed container of volume 0.10 m3 holds a sample of 3.0 × 1024 atoms of helium gas in equilibrium. Calculate the temperature and pressure of the helium gas
q1. a 4.20 kg model rocket is launched expelling 57.0 g of burned fuel from its exhaust at a speed of 675 ms. what is
The electric potential at a position located a distance of 19.2mm from a positive point charge of8.70x10-9C and 11.8 mm from asecond point charge is 1.14kV. Calculate the value of the second charge.
An ideal monatomic gas expands isothermally from 0.590 m3 to 1.25 m3 at a constant temperature of 690 K. If the initial pressure is 1.10 105 Pa. Find the change in the internal energy
During a testing process, a worker in a factory mounts a bicycle wheel on a stationary stand and applies a tangential resistive force of 115N to the tire's rim. what force must be applied to the chain
Consider a tennis ball that is hit by a player at the baseline with a horizontal velocity of 50 m/s (about 110 mi/h). What is the ball's angular velocity
You are to make four straight-line moves over a flat desert floor,starting at the origin of an xy coordinate system andending at the xy coordinates (-135 m, 40 m). The xcomponent and y component of your moves are the following,respectively, in met..
Water flows through a Venturi meter with a pipe diameter of 9.0 cm and a constriction diameter of 5.6 cm. Find the flow rate of the water in the pipe of 9.0 cm diameter
A beetle and a spider are sitting on a hinged door. The beetle is in the middle of the door and the spider is near the handle, what is the angular speed and tangantial Speed of the spider
q1. what is the electric field strength at the point in space where a proton m1.67x10 -27 kg experiences an
A 220g ball is thrown horizontally at 19.2m/s, As it falls under the influence of gravity, find its final momentum (magnitude) after 1.00s.
A fisherman's scale stretches 4.0cm when a 2.3kg fish hangs from it. What is the spring stiffness constant
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