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A jet flies from base camp to Lake A, 330 kilometer away in the direction 20.0 degree north of east. After dropping off supplies it flies to Lake B, which his 250 kilometer at 30.0 degree west of north from Lake A.
Graphically calculate the distance and direction from Lake B to the base cam
Calculate the distance in km and its direction in degree?
Two particles with masses 3m and 5m are moving toward each other along the x axis with the same initial speeds vi. Find the final speeds of the particles
two long parallel wires each carry a current of 5.0 a directed to the east. the two wires are separated by 8.0 cm. what
A student makes a simple ac generator by using a single square wire loop 15cm on a side. The loop is then rotated at a frequency of 60 Hz in a magnetic field of 1.8×10?2T, What is the maximum emf output
a car mass 200 kg moving at 30 m/s is braked suddenly, withconstant braking force of 10000 N. How far does the car go before stopping
In an adjustable nozzle for a garden hose, a cylindrical plug is aligned in the direction of the hose and can be inserted into the hose opening. Compute the ratio of the plug radius to the inside hose radius
What is speed of the car just before it lands safely
In an experiment to measure the speed of sound in air, standing waves are set up in a narrow pipe open at both ends using a speaker driven at 687 Hz. What is the air temperature inside the pipe
A railroad car of mass 2.3 104 kg moving at 3.00 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car, How much kinetic energy is lost in the collision
A magnetic field is directed perpendicular to the plane of a 0.15-m × 0.30-m rectangular coil consisting of 240 loops of wire. To induce an average emf of –2.5 V in the coil, the magnetic field is increased from 0.1 T to 1.8 T through a time interval..
Neal (75 kg), a beginning skier, gets a little too ambitious and loses control on the slope. What is their speed immediately after the collision
a spring has a constant k=8.75 N/m. if the spring is displaced 8.150 m from its equilibrium position, what is the force that the spring exerts
A sample of 755 moles of nitrogen gas is maintained at aconstant pressure of 1.00 atm in a flexible container.The gas is heated from 40.2oC to177oC. Calculate the change in internal energy
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