Question
Keira starts at position x = 23 m along a coordinate axis. She then undergoes a displacement of -45 m. What is her final position?
0
General Physics 9 months 0 Answers 718 views

Question
A machine part is made up of two pieces, with centers of gravity shown in the figure.(Figure 1) Which point could be the center of gravity of the entire part?
0
General Physics 1 year 0 Answers 1829 views

Question
A rocket generates a net force (F) of 2,050,000 newtons, and the rocket’s mass (m) is 40,000 kilograms. Use the formula F = ma to find the acceleration (a) achieved. A. 51.25 meters/second^2 B. 51.125 meters/second^2 C. 42.25 meters/second^2
in progress 0
General Physics 2 years 1 Answer 1068 views

Question
a) What was the lizard’s velocity in the first 2 seconds? b)What was the lizard’s velocity from 2-4 seconds? c) What was the lizard’s velocity from 4-5 seconds? ...
in progress 0
General Physics 2 years 1 Answer 252 views

  1. How is G a constant if gravitational acceleration toward the earth is different from the moon regardless of mass? See details…?

    RvTDLR
    0
    October 4, 2017 at 3:29 pm
    G, the gravitational constant, is constant everywhere. g = G

  3. Explain why the average power delivered to a resistor is not zero?

    RvTDLR
    0
    October 4, 2017 at 3:27 pm
    Let us simplify the problem. For half the time the current i

  4. Algebra 2 question!?

    RvTDLR
    0
    October 4, 2017 at 3:25 pm
    Acceleration = (f/m).

  5. Is there less gravity at the north pole?

    RvTDLR
    0
    October 4, 2017 at 3:24 pm
    There is a greater gravitational attraction at the North Pol

  6. Are most collisions elastic or inelastic?

    RvTDLR
    0
    October 4, 2017 at 3:21 pm
    Mostly inelastic. In real life none is 100% of one or the ot

  7. Physics question on kinetic energy?

    RvTDLR
    0
    October 4, 2017 at 3:17 pm
    Hi A. In a collision you have, the only thing that remains c

  8. When two objects collide and some of the energy is converted to heat does that mean some of the momentum is lost?

    RvTDLR
    0
    October 4, 2017 at 3:15 pm
    Momentum and kinetic energy are entirely different things. M

  9. A boy is sliding down from a third floor window of a building. As he slides down the rope faster and faster , he becomes frightened?

    RvTDLR
    0
    October 4, 2017 at 3:13 pm
    I just read that in an impact some energy can be turned into

  10. A boy is sliding down from a third floor window of a building. As he slides down the rope faster and faster , he becomes frightened?

    RvTDLR
    0
    October 4, 2017 at 3:13 pm
    F = ΔmV so the faster he slows to a stop, the greater the te

  11. Why do sea waves never stop?

    RvTDLR
    0
    October 4, 2017 at 3:10 pm
    Uneven HEATING of the Earth's surface, due to coloration var

Question
Keira starts at position x = 23 m along a coordinate axis. She then undergoes a displacement of -45 m. What is her final position?
0
General Physics 9 months 0 Answers 718 views

Question
A machine part is made up of two pieces, with centers of gravity shown in the figure.(Figure 1) Which point could be the center of gravity of the entire part?
0
General Physics 1 year 0 Answers 1829 views

Question
Was wondering if anyone could me or give me some pointers/help So I am about to carry out the pendulum experiment, changing the length of the string. So I need to plot the graph of T^2 against L including ...
0
General Physics 2 years 0 Answers 652 views

Question
PRemastered
Six automobiles are initially traveling at the indicated velocities. The automobiles have different masses and velocities. The drivers step on the brakes and all automobiles are brought to rest. A) Rank these automobiles based on their momentum before the brakes are ...
solved 0
General Physics 2 years 1 Answer 4029 views

Question
PRemastered
A sign is to be hung from the end of a thin pole, and the pole supported by a single cable. Your design firm brainstorms the six scenarios shown below. In scenarios A, B, and D, the cable is attached ...
solved 0
General Physics 2 years 1 Answer 3867 views

Question
PRemastered
Learning Goal: To understand and apply the formula τ =Iɑ to rigid objects rotating about a fixed axis. To find the acceleration ɑ of a particle of mass m, we use Newton’s second law: , where 
solved 0
General Physics 2 years 1 Answer 3163 views

Question
PRemastered
The figure shows a simple model of a seesaw. These consist of a plank/rod of mass mr and length 2x allowed to pivot freely about its center (or central axis), as shown in the diagram. A small sphere of mass m1 is attached to ...
solved 0
General Physics 2 years 1 Answer 2772 views

Question
PRemastered
A 6.0-cm-diameter horizontal pipe gradually narrows to 4.5 cm. When water flows through this pipe at a certain rate, the gauge pressure in these two sections is 33.5 kPa and 22.6 kPa, respectively.What is the volume rate of flow?
solved 0
General Physics 2 years 1 Answer 2532 views