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A person 1.6 m tall stands 5.2 m from a reflecting globe in a garden.
(a) If the diameter of the globe is 33 cm, where is the image of the person, relative to the surface of the globe? (Enter a negative value if the image forms behind the globe.)
cm
(b) How large is the person's image?
A 200 g block hangs from a spring with spring constant 10 N/m. At t=0 s the block is 23 cm below the equilibrium point and moving upward with the speed of 125 cm/s. What are block's oscillation frequency? What is the block's distance from equilibri..
Both spacecraft are initially at rest. Explain how far does the starship move as it pulls the shuttlecraft aboard?
Susie is out fishing on a calm, sunny day. She hooks an old tire that is resting on the lake bottom, and hauls it into her boat
A 2kg ball traveling to the right with a speed of 4 m/s collides with a 4 kg ball traveling to the left with a speed of 2 m/s. The total momentum of the two balls after the collision is what.
Two 2.0cm x 2.0cm plates that form a parallel-plate capacitor are charged to (+/-) 0.708 nC.what are the electric field strength inside and the potential difference across the capacitor if the spacing between plates.
A tow truck pulls a car 5.2 km along a horizontal roadway using a cable having a tension of 790.
When the plunger is pushed, contents of the syringe are forced throughout a hollow needle (also of circular cross-If a 4.0 N force is applied to plunger and diameters of the plunger and the needle are 1.20 cm and 2.50 mm, correspondingly, what force ..
You want a screen to be illuminated with an intensity of 662 mW/m2. The screen is 10.05 m away from the light source, What is the power of the light source
Pressure Variations and Ocean Exploration, How do the pressure variations with depth affect the ability to explore the ocean? How does it affect scuba diving
what is the approximate value of the impulse applied to the two-object system due to forces exerted on the system by objects outside the system >> Fnet * delta_t = (vector form)
Object A with mass 9*mo is moving in positive x direction at speed of 0.8c. Object B with mass 1.2*mo is moving toward negative x direction with speed of 0.6c, Find the kinetic energy of the system before and after the collision
A 47 kg person, standing 0.980 m from the axis, begins to run on the disk in a circular path and has a tangential speed of 3.10 m/s relative to the ground. Find resulting angular speed (in rad/s) of the disk.
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