Questions on Physics

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Physics, 09.04.2020 20:05

If the wavelength is 5.89 * 10 ^ - 7 * m what is the frequency? How much energy is in 1 photon of yellow light?...

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Physics, 09.04.2020 20:05

At what angel should an arrow be released in order for its range to be at a maximum value?...

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Physics, 09.04.2020 17:05

An inductive coil having a resistance of 15 Ω takes a current of 4 A when connected to a 100-V, 60 Hz supply. If the coil is connected to a 100 -V, 50 Hz supply, calculate (a) the current (b) the pow...

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Physics, 09.04.2020 11:05

A kid applies a force of 70 N to a ball over 1.1 meters. How much work did he do on the ball?...

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Physics, 08.04.2020 21:05

At what angle should an arrow be released in order for its range to be at amaximum value?Solution:...

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Physics, 08.04.2020 21:05

Categorization of factors for capacities and vulnerabilities....

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Physics, 08.04.2020 19:05

Do neutrinos have mass?...

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Physics, 08.04.2020 16:05

Two charges particle of 2uC and 8uC are placed 12cm apart find the position of the point where the electric field instantly will be zero...

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Physics, 08.04.2020 14:05

Contribution of john Dalton towards the understanding of the new concept of the chemical elements and explain....

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Physics, 08.04.2020 11:05

4,500 kg 5m/s 6,500 kgwhat is answer...

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Physics, 08.04.2020 10:05

A circle has an area of 4.0 m2. A second circle has double the radius of the first. The area of the second circle is _ times that of the first....

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Physics, 08.04.2020 06:05

Which of these periodic motions are simple harmonic? a. a child swinging on a playground swing (q = 45°) b. a CD rotating in a player c. an oscillating clock pendulum (q = 10°...

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Physics, 08.04.2020 01:05

A boy who had discovered that three 3/4 in marbles fitted snugly into the bottom of a cylindrical jar in a fourth on top of the three and poured water enough into the jar to just cover them. how much...

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Physics, 07.04.2020 23:05

1) What happens when two air masses collide? * A) A front forms B) the two masses become one mass C) nothing happens...

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Physics, 07.04.2020 21:05

Why is it important for society to move away from using fossil fuels?...

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Physics, 07.04.2020 20:05

Cars A & B are traveling in the same direction at the same speed of 300kph on a level road, Car A is 180m ahead of B Car A decelerates at a rate of 3m/s^2 .From this instant up to the time B over...

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Physics, 07.04.2020 20:05

What is the momentum of a 120 pound bicyclist that is traveling at 25 mph?...

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Physics, 07.04.2020 18:05

A man carries a 50 kg package from the ground floor of a building with a vertical distance of 15m. Upon reaching the third floor, he pushes the package through a distance of 3.5m by a force of 950 N...

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Physics, 07.04.2020 17:05

How much work is it to lift a 20 kg sack of potatoes vertically 6.5 m? (FIND THE FORCE FIRST)...

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Physics, 07.04.2020 13:05

A hockey player asks a goalie to help him make a trick shot. If the goalie drops his glove from shoulder height, the other player will hit it with a wrist shot before the glove hits the ground....