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?
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General Physics 7 years 1 Answer 1068 views

Question
Particle A of mass 500g is moving with a constant velocity of 12m s^-1 towards particle B of mass 1.5kg which is initially at rest. After collision, particle A comes to a rest and particle B moves ...
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General Physics 7 years 1 Answer 2832 views

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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 ...
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General Physics 7 years 1 Answer 7664 views

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A positive lens with focal point ”f” are used to image an object according to the figure below. For what distances ”a”(expressed in ”f”) can we get with the following characteristics; a) Up- and down, smaller and real. b) Upright, enlarged ...
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General Physics 7 years 1 Answer 1160 views

Question
An aircraft lands on a runway at a velocity of 40 m s-1 and brakes to a halt in a distance of 860 m. Calculate a) the breaking time b) the deceleration of the aircraft
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General Physics 7 years 1 Answer 1053 views

  1. 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

  3. 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

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

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    RvTDLR
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    October 4, 2017 at 3:08 pm
    During the time the ball is falling, its velocity increases

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    RvTDLR
    0
    October 4, 2017 at 3:06 pm
    Ionization is the process of creating ions. Ions are atoms t

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    RvTDLR
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    October 4, 2017 at 3:04 pm
    A metaphor supported by the mathematics of general relativit

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    RvTDLR
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    October 4, 2017 at 3:03 pm
    The Law of Conservation of Momentum only occurs when there i

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    RvTDLR
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    October 4, 2017 at 3:01 pm
    Basically, in well-established Quantum Mechanics theory, all

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    RvTDLR
    0
    October 4, 2017 at 2:59 pm
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    RvTDLR
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    October 4, 2017 at 2:57 pm
    Let’s determine the momentum of the stone. M = 5 * 4 = 20 Le

Question
PRemastered
The figure below shows two blocks suspended by a cord over a pulley. The mass of block B is twice the mass of block A, while the mass of the pulley is equal to the mass of block A. The ...
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General Physics 7 years 1 Answer 4354 views