Ask Question
Marcos Townsend
PhysicsPhysics
I'm a bit confused

A basketball is thrown upwards. The height f (t), in feet, of the basketball at time t, in seconds, is given by the following function:

f (t) = - 16t2+94t+12

Which of the following is a reasonable domain of the graph of the function when the basketball falls from its maximum height to the ground?

3 < t < 6

2 < t < 5

1 < t < 4

0 < t < 3
Answer Answers (1)
Nikolai Garrison
PhysicsPhysics
A rod made up of a single element is used to heat water using electricity. To which group does this element probably belong to?
Answer Answers (1)
Alfredo Mcguire
PhysicsPhysics
16. A block is sitting on a ramp tilted from horizontal. The block is just about to slide. T he angle of the ramp relative to horizontal is 14 degrees. What is the coefficient of friction between the block and the ramp? a. 0.25 b. 0.97 c. 0.5 d. 0.1 e. 0.34
Answer Answers (1)
Cole Walter
PhysicsPhysics
Assume that a friend hands you a heavy book to hold as he turns the combination lock on his locker. Which of you does more work?
Answer Answers (1)
Aldo Jennings
PhysicsPhysics
A tube, open at only one end, is cut into two shorter (nonequal) lengths. The piece that is open at both ends has a fundamental frequency of 422 Hz, while the piece open only at one end has a fundamental frequency of 666 Hz. What is the fundamental frequency of the original tube?
Answer Answers (1)
Jaylan
PhysicsPhysics
Table tennis the path of a table-tennis ball after being hit and hitting the surface of the table can be modeled by the function h=-4.9t (t-0.42) where h is the height in meters above the table and t is the time in seconds. how long does it take the ball to hit the table?
Answer Answers (1)
Zaiden Kidd
PhysicsPhysics
A coat rack weighs 65.0 lbs when it is filled with winter coats and 40.0 lbs when it is empty. The base of the coat rack has an area of 452.4 in2. How much more pressure, in psi (pounds per square inch), is exerted by the coat rack on the floor when it is filled with winter coats than when it is empty
Answer Answers (1)
Ariella Pruitt
PhysicsPhysics
An initially stationary object experiences an acceleration of 6 m/s2 for a time of 15 s. How far will it travel during that time?
Answer Answers (1)
Geovanni Wilkerson
PhysicsPhysics
How was helium first discovered?

mining of the radioactive element uranium

using spectral analysis of the Suns' emission spectra

o hubble obtaining samples from explosions off the surface of the sun

deep sea mining off the coast of Texas
Answer Answers (1)
Tater Tot
PhysicsPhysics
If you get something in your eyes in the lab, what is the most important thing to do?
Answer Answers (1)
Wade Brandt
PhysicsPhysics
In the physics of motion a force acting over a distance is?
Answer Answers (2)
Athena Reynolds
PhysicsPhysics
What is the resistance of a clock if it has a current of 0.30 a and runs on a 9.0-v battery? 0.033 2.7 9.3 30
Answer Answers (1)
Octavio Hartman
PhysicsPhysics
A child is sledding. He starts at the top of the hill with a velocity of zero, and 3 seconds later he is speeding down the hill at 12 meters per second. What is the child's acceleration?
Answer Answers (1)
Barry
PhysicsPhysics
An accelerating voltage
Answer Answers (1)
Lou
PhysicsPhysics
A speck of dust on a spinning dvd has a centripetal accelera - tion of 20 m/s2.

a. what is the acceleration of a different speck of dust that is twice as far from the center of the disk?

b. what would be the acceleration of the first speck of dust if the disk's angular velocity was doubled?
Answer Answers (2)
1 2 3 4 5 ...
Home » Physics » Page 2
Sign In
Ask Question
Menu
Subjects