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A disoriented physics professor drives 3.33 north, then 4.69 west, and then 1.61 south.
1-Use components to find the magnitude of the resultant displacement of this professor.
2-Use components to find the direction of the resultant displacement of this professor.
In the figure below, two particles are launched from the origin of the coordinate system at time t = 0. Particle 1 of mass m1 = 5.00 g is shot directly along an x axis (on a frictionless floor), where it moves with a constant speed of 13.0 m/s. Pa..
Kim has a far point of 29 cm. If she wants to use glasses of power -3.99 D to correct her vision. How far from her eyes should the glasses be put
A heat pump has a coefficient of performance of 3.70 and operates with a power consumption of 7.15 103 W. How much energy does it extract from the outside air
A cylinder of radius 2.59 cm and a sphere of radius 7.97 cm are rolling without slipping along the same floor. The two objects have the same mass. If they are to have the same total kinetic energy, what should the ratio of the cylinder\'s angular spe..
When a 47.0-V emf device is placed across two resistors in series, a current of 15.0 A is flowing in each of the resistors. find the magnitude of the larger of the two resistances
To lift a wire ring of radius 1.95 cm from the surface of a container of blood plasma, a vertical force of 1.79 10-2 N greater than the weight of the ring is required. Find the gauge pressure at the pipe input
q1. charge a and charge b are 2.5 m apart. charge a is 1.4c and charge b is 2.5c. charge c that is 2.0 c is located
You find an unlabeled box of fine needles, and want to determine how thick they are. What is the diameter of the needle
a supersized 5g cockroach walks out along a 1m long uniform horizontal wood flagpole which is connected to the side of a building with a light weight cable and a very low friction bearing. how far can the bug walk out along the pole before the cabl..
A steel ball is dropped onto a hard floor from a height of 1.55 m and rebounds to a height of 1.45 m. (Assume that the positive direction is upward.) Calculate its velocity just before it strikes the floor
What temperature change would cause a 0.10 percent increase in the volume of a quantity of water that was initially at 20 degrees celsius.
When a current flows in an aluminum wire of diameter 4.97mm, the drift speed of the conduction electrons is 1.49x10^-4 m/s. What is the electron current in the wire
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