Ask Question
Johanna Villa
PhysicsPhysics
A firefighting crew uses a water cannon that shoots water at 25.0m/s at a fixed angle of 53.0 degrees above the horizontal. The firefighters want to direct the water at a blaze that is 10.0 m above ground level.

How far from the building should they position their cannon? There are two possibilities.
Answer Answers (1)
Miracle Brock
PhysicsPhysics
A 15 kg bullet leaves the 30 cm long barrel of a gun at a speed of 240 m/s.

a. find the exit velocity of the bullet.

b. find the average force exerted on the bullet by the expanding gases as the bullet moves through the length of the 30 cm barrel
Answer Answers (1)
Iyana Quinn
PhysicsPhysics
How are work, energy, and power related
Answer Answers (1)
Kyan Haynes
PhysicsPhysics
A tennis ball is served horizontally from 2.4m above the ground at 30 ms
Answer Answers (1)
Denisse
PhysicsPhysics
Which is NOT a " big idea " involving force and motion?
Answer Answers (1)
Giovanny Ramirez
PhysicsPhysics
In an RC series circuit, ε = 12.0 V, R = 1.25 MΩ, and C = 1.42 µF. (a) Calculate the time constant. (b) Find the maximum charge that will appear on the capacitor during charging. (c) How long does it take for the charge to build up to 8.78 µC?
Answer Answers (1)
Shannon Gibbs
PhysicsPhysics
Is the following chemical reaction balanced? 2H2O2 H2O + O2 ... is it yes or no?
Answer Answers (1)
Bolton
PhysicsPhysics
The acceleration of an object is proportional to which of the following
Answer Answers (1)
Coach
PhysicsPhysics
During which two phases would surfer's most likely benefit

A. New and Full Moon

B. New moon and Waxing Crescent

C. Full Moon and Waxing Gibbous

D. 1st Quarter and 3rd Quarter
Answer Answers (1)
Francis
PhysicsPhysics
Can the earth sustain our infinite wants with its finite amount of resources? explain.
Answer Answers (1)
Nitro
PhysicsPhysics
What happens to the air as it gets farther from the heat source?
Answer Answers (1)
Brendan Brewer
PhysicsPhysics
If the density of pure copper is 8.89g/cm3 (at 20•c), calculate the volume of a copper brick with a mass of 4.5kg
Answer Answers (1)
Cornelius Lloyd
PhysicsPhysics
Which factors determine how much gravity a body in the universe possesses? Check all that apply.

inertia

mass

weight

distance

orbital motion
Answer Answers (2)
Guest
PhysicsPhysics
If you free fall for 2.6 seconds what will be your final velocity and how far will you fall?
Answer Answers (1)
Imani Dougherty
PhysicsPhysics
What are some strategies to maintaining good psychological health in your opinion?
Answer Answers (1)
1 ... 31 32 33 34 35 ...
Home » Physics » Page 33
Sign Up Forgot Password?