Physics - November 2006

physics

2006-11-08 03:48:47 · 4 answers · asked by Deysi R 1

2006-11-08 03:24:38 · 8 answers · asked by goring 6

what could happen to a rocket that would cause it to go higher then expected?

2006-11-08 03:20:37 · 3 answers · asked by this Mike guy 5

A ball is attached to a horizontal cord of length L whose other end is fixed. (a) If the ball is released what will be its speed at hte lowest point of its path? (b) A peg is located a distance h directly below the point of attachment of the cord. If h=0.8.L, what will be the speed of the ball when it reaches the top of its circular path about the peg?

Answer: (a) sq.rt. 2gL (b) sq.rt.1.2gL

2006-11-08 03:07:32 · 4 answers · asked by lp177026 1

Isnt mass conversion mass breaking up?

2006-11-08 03:04:28 · 1 answers · asked by goring 6

A 65-kg trampoline artist jumps vertically upward fromt he top of a platform with a speed of 5.0m/s. if hte trampoline behaves like a spring with spring stiffness constant 6.2 x 10^4 N/m, how far does he depress if?

Answer: -0.31 m

2006-11-08 03:01:13 · 3 answers · asked by lp177026 1

1 What is the force on a .35kg CD .2m from the center if it takes .15s to complete a rotation
2 With 3N force you can swingb your .35m key chain around in a circle in .85s.What is the mass of your keys

2006-11-08 02:42:07 · 2 answers · asked by Anonymous

Since photon from stars can travel zillions of miles to earth into our eyes, the energy of photons should not dissipate that quickly that it does not last a few seconds after you switch off a light source.

2006-11-08 02:31:24 · 10 answers · asked by Anonymous

2006-11-08 02:26:05 · 8 answers · asked by Anonymous

2006-11-08 02:24:13 · 4 answers · asked by Anonymous

2006-11-08 02:19:34 · 2 answers · asked by goring 6

(a)Always
(b)Only if the forces acting on the body are conservative
(c)Only if the forces acting on the body are gravitational
(d)Only if the forces acting on the body are elastic

2006-11-08 02:18:44 · 4 answers · asked by muteeu b 1

2006-11-08 02:14:10 · 6 answers · asked by goring 6

When a helicopter propeller spins clockwise very fast, after a while it appears to be turning anti-clockwise very slowly. Why is that?

2006-11-08 02:10:40 · 17 answers · asked by Anonymous

Do we feel space time ?

2006-11-08 02:08:08 · 2 answers · asked by goring 6

One end of a 2m long beam is lifted up with a piece of rope until the beam is 30 degrees respect to the ground with the other end resting on the ground. Assume that the rope is vertical. How much the beam weighs if the weight measured at the beam end of the rope is 20kg?

2006-11-08 01:58:51 · 2 answers · asked by Gabor S 2

2006-11-08 01:50:31 · 1 answers · asked by goring 6

2006-11-08 01:48:35 · 3 answers · asked by goring 6

2006-11-08 01:34:19 · 3 answers · asked by john z 1

2006-11-08 01:32:15 · 2 answers · asked by goring 6

it should be related to chemistry or physics.plzzz mamu jaldi idea de. :-)

2006-11-08 01:17:59 · 7 answers · asked by anand dhavle 2

im making a mouse trap as a technology project...a contanier with a rotatable lid...cheeese on middle top of lid...when mouse steps on it he falls in container. i need to talk about my hidden scientific processes...i think its got something to do with balancing...anyone care to help pls :) thanks

2006-11-08 01:17:06 · 2 answers · asked by Anonymous

2006-11-08 01:16:37 · 5 answers · asked by Daniel 1

im studying now both physics and electrical engineering

2006-11-08 01:15:19 · 2 answers · asked by Salem O 1

hey my last question was wrong because of some typo. now i am stuck clueless because i cant find the velocity for a howitzer shell. can anybody help?

2006-11-08 01:02:08 · 4 answers · asked by ccarlos 1

2006-11-08 00:48:12 · 1 answers · asked by goring 6

2006-11-08 00:45:42 · 4 answers · asked by goring 6

2006-11-08 00:35:55 · 8 answers · asked by paloloy 1

20,000 feet above the moon's surface, an astronaut decided
to take a skydive . At what speed would he land?

2006-11-08 00:07:59 · 5 answers · asked by robertf_9999 1

2006-11-07 23:34:51 · 1 answers · asked by KMC 1