A child is sitting on the outer edge of a merry-go-round that is 15 m in diameter. If the merry-go-round makes 6.1 rev/min waht is the velocity of the chilkd in m/s?
the answer is 4.8, but i dont qui
Using the diagram, v is 0.840 m/s, h1 is 0.400 m and h2 is 0.230 m.
Calculate the speed of the car at point b.
heres the link: http://www.flickr.com/photos/62137592@N03/5700213813/in/photostream/
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http://www.flickr.com/photos/54567186@N0…
Could you also mention what do these plus and minus signs mean and when to use which?
Thank you!-Thats the equation for the Doppler effect. It describes the
heres the link: http://www.flickr.com/photos/62137592@N03/5700213813/
please help. its a test prep for my physics exam tommorow. thanks!-Efinal = Einitial + Epotential
Efinal= 1/2 m vi^2 + mgh
1/2 m v
So Im reviewing my old tests to study for the final ....
A 7.6 kg block on a table (on Earth) is pushed by a force F = 97 N. If the coefficient of kinetic friction between the block and the table is
I have relatively thick Nylon Rope all the way to very thin Waxed Floss.
Is it better to use something thick or something thin to pull the mousetrap car?
Bear in mind that my car is very very small!
What units to we use to express acceleration?
What are typical accelerations for a normal car, a sports car, a roller coaster?
What is the acceleration due to gravity for objects in freefall near the
A lightning bolt may carry a current of 1.00 * 10^4 A for a short period of time. What is the resulting magnetic field 133 m from the bolt? Assume that the bolt extends far above and below the point o
any theorys or suggestions. please dont just say you cant. please say with good solid info of your opinions and suggestions and theorys thanks.-Nothing can go faster than the speed of light. There is
i can understand in maths but i cant understand logically in physics, maybe theres someone who can explain why ist this so and not 1A/s?-1 Coulomb is 6.24 x 10^18 electrons. An ampere is defined as th
A man and women were gardening one night. The wife was watering the garden when she put her finger over the hole of the hose. The husband was curious about why it happened.Please explain in physics fo
1) Suppose a projectiles speed and mass are both doubled. Its momentum will then be
a quadrupled
b unchanged
c halved
d none of these doubled
2) Two equal-mass bullets traveling with the same speed
Any help with this is very much appreciated, please try to show work..my class didnt get to go over this chapter because of the tornadoes that hit us.
A commuter train blows its horn as it passes a
Its late and my head is not on straight... Our question was find the distance of intersection of plane one and plane two from the origin. I found the line, but i dont know if the vector or scalar proj
Thank you so much!!!!!-Think about two waves, like waves travelling along a string. If the two waves are superimposed (placed on top of each other), their amplitudes will add together to form the resu
