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Three athletes are tugging on a ring. Martha pulls with a force of 150 N in the northerly direction. Eveylyn pulls with a force of 100 N in the easterly direction. Sara pulls with a force of 200 N in the southwesterly direction (225 degrees clockwise from north).a) How big is the resultant of the three forces?b) What is the direction of the resultant force?Please show your work and steps!
Illustrate what is the general direction of the airplane's velocity? east of south, north of west,north of east, or west of south?
Two 480g blocks of wood are 2.0 m apart on a frictionless table. A 9.0g bullet is fired at 440m/stoward the blocks. What is the speed of the second block after the bullet stops
q1. planet zero has a mass of 5.0 acute 1023 kg and a radius of 2.0 acute 106 m. a space probe is launched
A hoop and a disk, both of 0.70- m radius and 5.0- kg mass, are released from the top of an inclined plane 3.0 m high and 8.2 m long. What is the speed of the hoop
A hockey puck Brests on a smooth surface of ice and is struck by a second puck A, Compute the speed of puck after the collision
Unpolarized light with an intensity of 830 W / m2 is incident on a polarizer with an unknown axis. What is the angle between the axes of the polarizers
If the wet bulb temperature of a parcel at 1000mb is 60F and its mixing ratio is 6 g/kg, find the relative humidity of the parcel after it is lifted dry adiabatically to 900mb. Assume a constant latent heat of vaporization of 2.47 x 10^6 J/kg.
An insect sits on the edge of a spinning record that has a radius of 0.15 m. The insect%u2019s speed is 0.6 m/s. What is the insect's acceleration
Suppose that the rod is held at rest horizontally and then released. What is the angular acceleration of the rod immediately after it is released
A glass windowpane in a home is 0.62 cm thick and has dimensions of 1.0m x 2.0m. On a certain day, How much energy is 'lost' through the window in one day
A ball of mass 2.4 kg hangs at the end of a string 1.4 m in length from the ceiling of a room. What is the gravitational potential energy of the ball relative to the floor
An ideal gas, Cp = (7/2)R, is heated in a steady-flow heat exchanger from 70°C to 190°C by another stream of the same ideal gas which enters at 320°C. The flow rates of the two streams are the same, and heat losses from the exchanger are negligibl..
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