If the wavelength of light in double-slit experiment is 550nm what is the intensity of light (relative to the maximum) 5.0 cm on a screen from the central bright fringe. Distance to the screen is 2.00 m and slits are separated by 0.020 mm.

Q: A 75.0 Kg person stands on a scale that reads 500. Newtons. The person is pulling on a rope that is…

A: The tension in the rope T=mg-N  =75.0 kg×9.81 ms2-500 N  =236 N

Q: A block slides along a track from one level to a higher level after passing through an intermediate…

A: Given  vo=6.9m/s h=1.1m g=9.8m/s2 μk=0.60 d=?

Q: A cheetah accelerates constantly from rest to catch a gazelle. The cheetah covers a distance of 40 m…

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Q: For a 0.20 kg block of wood on the floor u is 0.50 and u, is 0.75. What is the force of friction…

A: Given data: The mass of block is m=0.2 kg. The coefficient of kinetic friction is µk=0.5. The…

Q: The weight of a body is 160 N. What is it's mass? Given g = 10 m/s²

A: Given in question: Weight of body(W) = 160 N                                  Gravitational…

Q: A person is trying to lift a box off the floor. The box has a mass of 55kg and the person can lift…

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Q: Mary applies a force of 70 N to push a box with an acceleration of 0.60 m/s2. When she increases the…

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Q: F e. A block with a mass of 25.5 kg is moving at constant velocity because a force of 138 N is…

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Q: After collecting so much Halloween candy, you want to find a secret place to eat it all without…

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Q: While an elevator of mass 812 kg moves downward, the tension in the supporting cable is a constant…

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Q: Wooden box of mass 408 g is placed on the glass table. The box is just started to move by applying a…

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Q: A car accident occurs when a car slides into another car at the base of a hill.  Car A was…

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Q: An incline of height 20 m and 0 = 12° has an object of mass m=1.5 kg sliding down on it. The…

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Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

A: Given,  A wooden block sliding over a table with frictional force f. And another block having same…

Q: An Olympic skier moving at 37 m/s down a 26° slope encounters a region of wet snow of coefficient of…

A: We have given Initial speed u =37 m/s  Final speed v=0  θ=29o  μ=0.96 g=9.8 m/s2 Let R = normal…

Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

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Q: Due to a jaw injury, a patient must wear a strap that produces a net upward force of 5.00 N on his…

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Q: While playing basketball in PE class, Michael Angelo lost his balance after making a lay-up and…

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Q: Three forces acting on an object of mass 4 kg, are given by, F1= (-2.0 i + 2.0 j) N, F2 = (5.0 i–…

A: Determine the net force acting on the object as follows. F=F1+F2+F3=-2.0i+2.0j N+5.0i-6.0j N+-15i…

Q: A 4.0-kg box lies on a table. You pull it up with a force of 12 N and it doesn't move. Match the…

A: Given value--- mass = 4 kg. pulling force = 12 N. g = 10 m/s2  We have to find--- the weight…

Q: Two forces act on a 2.90 kg object, the gravitational force and a second, constant force. The object…

A: Mass of the object m = 2.90 kgAfter 1.20 s the displacement r→=4.1i^−3.3j^The initial velocity of…

Q: A 100 gram wooden block is placed on an inclined ramp and released from rest. The ramp is tilted at…

A: Given: The mass of the object is 100 g. The coefficient of the static friction force is 0.3. The…

Q: As the cat pushes the vase with its paw, the vase moves. Then, the cat maintains a constant applied…

A: we have been given static friction and coefficient of kinetic friction and we need to find what is…

Q: I use a bucket on the end of a rope to raise/lower objects into/from my treehouse. Rather than risk…

A: Given data:  Mass of phone (m) = 0.2 kg Acceleration (a) = 1.1 m/s2, downward Required: The…

Q: Dana pushed a wooden crate that was at rest on the floor. The crate moved when she applied 49N of…

A: Given: The applied force is 49 N. The coefficient of the friction is 0.1.

Q: Consider the diagram below. The box experiences and acceleration of 5.50 m/s² when an applied force…

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Q: Fmax

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Q: 2000-kg car initially at rest is held by a friction force that can resist up to 1200 N. If the…

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Q: An airplane slows to a stop as it moves along the runway.  Its mass is 3.50 x 105 kg, its speed is…

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Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

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Q: 13. 54-kg box is sitting on the floor of a level railroad car which is moving forward with a speed…

A: mass of box = 54 kg speed = 25 m/sa = 5.6 m/s2

Q: cted by ropes, as depicted in Figure 1. The coefficient of kinetic friction between m1 and m2 is…

A: Given: The Mass of Block 1 (m1)=2 kg The Mass of Block 2 (m2)=3 kg The Mass of Block 3 (m3)=10 kg

Q: M kg A box of mass 24 kg slides down a ramp angled at 24 degrees. The coefficient of sliding…

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Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

A: We have a wooden box of dimensions say (x,y,z) where x is the width, y is the length and z is the…

Q: 7. A roller coaster reaches the top of the steepest hill with a speed of 6.80 km/h. It then descends…

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Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

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Q: A cyclist coasts up a 10.0 degree slope, traveling 20.0 m along the road to the top of the hill. If…

A: Given:Initial speed,  u= 9.00 m/sAngle,  θ = 100Distance  d = 20 m

Q: A crate slides down a ramp 24.37 m long inclined at 25.71°. How long will it take to reach the end…

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Q: m = 8 kg v0 = 6 m/s F = 12 N the box reaches 10 m in 1.4 seconds If you wanted the box to reach a…

A: m = 8 kg v0 = 6 m/s x = s = 10 m t = 0.761 s F = ?

Q: A pack of four velociraptors have caught a human running through their jungle. Each raptor grabs one…

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Q: A wooden block experiences a frictional force, f, as it slides across a table. If a block of the…

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Q: A 45.0-kg child swings in a swing supported by two chains, each 3.10 m long. The tension in each…

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Q: Now the block on the table has friction.  Calculate the frictional force if the block is stationary.…

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