A ball is thrown vertically downward from the top of a 31.0-m-tall building. The ball passes the top of a window that is 10.9 m above the ground 2.00 s after being thrown. What is the speed of the ball as it passes the top of the window? Number Units

Q: A worker applies an effort force of 68 N to open a window with a resistance force of 760 N what is…

A: Given Resistance force = 760 N Effort force = 68 N we know, Crowbars MA =Resistance force/Effort…

Q: An objects tendency to testify a change in motion is called

A: The principle of inertia is one of the fundamental principles of classical physics. Inertia is the…

Q: 6. May Ann reads three-fifth of 75 pages of her lesson. How many more pages does she need to…

A: 16.May Ann reads three-fifth of 75 pages of her lesson. How many more pages does she need to…

Q: A crate is pushed across the floor with a force of 522 N. If the crate has a normal force of 758N,…

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Q: Q: Prove the hela tious 4=nKT?(

A: Above relation is for internal energy in terms of partition function. Partition function is,fgfgf…

Q: A 2 kg ball is dropped from a height of 71 m. What will be the KE after 1.74 sec?

A: Given: Mass of ball is 2kg. Height from which ball is dropped is 71m.

Q: This time you put a nucleus with 8 protons on the x-axis at x = 3.0 Angstroms. There will be a place…

A: Given that: Q=+8e at x=3 Angstroms

Q: In the formula F = qi x B: F must be perpendicular to ở but not necessarily to B F must be…

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Q: What is the force in newtons acting on a 6.60 kg package of nails that falls off a roof and is on…

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Q: Observation hammer hitting the nail

A: By using hammer we apply a large impulsive force on nail.

Q: C3 is 9uF

A: Given the circuit, C1=60 μFC2=20 μFC3=9 μFC4=12 μF (a) The equivalent capacitance has to be…

Q: 3. The block shown 1s achd on lay ik weight Vy= 40llo, a howi youtal force Fi Gooo116, and tie…

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Q: Describe about the steps of Vector Addition.

A: The vector addition is commutative and associative. There are many methods of vector addition.…

Q: What is the correct law of motion. A swimmer turns and kicks off from the end of the pool

A: Newton's third law states that whenever there is a action or a force applied than an equal and…

Q: 1 Given that k solve for the value of €o-

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Q: 11. You start from your house at 10:00am, goes to the grocery shop and then to your friend's house.…

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Q: From a ravine that is 141 meters high, a stone is dropped. How long will it take to fall to the…

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Q: Now you have a nucleus with 19 protons at x = 6.3 Angstroms on the x-axis. How much work would it…

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Q: A 66 kg man pushes off from the 108kg block on ice and slides away at a speed of 4 m/s What is the…

A: Given: Mass of a man (m) = 66 kg. Mass of a block (M) = 108 kg. Speed of man (v) = 4 m/s.

Q: Which of the following statements is/are correct observation/s when the magnet is inserted through…

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Q: A rock on a string is being accelerated upward. The tension in the string:

A: Answer             D) is greater than the weight of the rock

Q: "Distance is an example of a vector quantity," O True O False

A: Distance is the total path length of covered by an object. It has only magnitude and no direction.…

Q: with a gun, where should you aim?   aim above the fish.   aim directly at the fish   aim below…

A: Refraction is the phenomenon of bending of light when it passes from one medium to other.

Q: What are some examples of the physics behind road deisgn? Thank you!  I am only focusing on road…

A: One of the examples of physics used in road design is friction. Friction is the opposite force that…

Q: F= 81 ib F=100 lb 4 ft B 3 ft BIUA A IE 1 ) 1 ×' x, E E 12pt Paragraph

A: F2 = 36i-63j-36k          θ=500     F1 = Two rectangular components are F1 sin θ andF1 sin θ     F1…

Q: A car hits a bug with a force of 100N. With how much force does the bug hit the car?       10 N…

A: The correct option is (2).  i.e   100N

Q: 3. Refer back to Figure 8.1. For which types of electromagnetic radiation is the atmosphere of the…

A: Required : For which type of electromagnetic radiation, is the atmosphere of the Earth completely…

Q: A 5.4 kg ball with a diameter of 11 cm is dropped form an airplane at an altitude of 9 km above the…

A: Given: Mass of ball m = 5.4 kg Diameter of ball d = 11 cm = 0.11 m Altitude from where the ball is…

Q: Differentiate between scalar and vector quantities.

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Q: speed

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Q: Suppose the glider and the hanger had equal masses MG = mh . In this situation, do you expect the…

A: Given: mG=mh Concept Used: The given situation represents horizontal pulley and both the surface and…

Q: A car with a mass of 1.2 tons generates a force of 2000 Newtons. The time required for the car to…

A: M= 1200kg, F= 2000N , V= 27m/s

Q: galvanometer? I. The direction of the galvanometer direction depends on the speed of the magnet. II.…

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Q: A point charge Q is placed beside a neutral conducting sphere at a distance from the center O shown…

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