A34-N box starting at rest slides down a rough 5.0-m long ramp, inclined at 30° with the horizontal. 20 J of energy is lost to friction. What will be the speed of the box at the bottom of the incline? O a. 6.18 O b. 2.49 O c. 1.96 O d. 7.86

Q: The 150-kg block is being pushed by a force P as shown. Determine the total reaction in Newtons. P=…

A:

Q: A cyclist starts down a straight road at a constant speed of 10 m/s. Ten seconds later, a 2 nd…

A:

Q: A weightlifter raises a 150-kg barbell from the floor to a height of 2.2 m in 0.80 s. What is his…

A: Given Mass m   = 150 kg Height h = 2.2 m Time t     = 0.80 sec Find, the average power output during…

Q: QUESTION 2 In Figure 1, a layer of oil (noil =1.21) floats on water (ne=1.33). A ray of light shines…

A: Refracted index of oil (Noil) = 1.21 Refracted index of water (Nwater) = 1.33 incident angle ( )  =…

Q: The household circuit operating at 120 V has a 30 A circuit breaker. 1500 W iron, 2000 w fryer and…

A: Given Data The household circuit operating at a voltage is:v=120 V The maximum current that passes…

Q: t of 2.30 m, its spe uch of the Friche

A: Given: Mass of Frisbee is 105 g distance from the ground is 1.15 m initial Speed is 12 m/s Height is…

Q: 3. Refer to the figure below. What is the magnitude and direction of electric field at point Y from…

A: 3) Draw the schematic diagram of the system.

Q: 2. For vectors ū and ī shown, draw the indicated linear combination. a) Draw ū + v b) Draw ū – 20 13…

A: given ,

Q: A particle of mass m moving with speed u makes a head-on collision with an identical particle which…

A: Solution: given that particel mass= m particle velocity = u

Q: A force F that is at an angle 60° above the horizontal is applied to a box that moves on a…

A:

Q: A discus thrower accelerates a disc with mass of 2 kg from rest wit four full turns (revolutions)…

A: We have givenMass of disc (m)=2 kg Four turn of revolution (θ)=4×2π=8π  radInitila velocity u=0…

Q: Exercise 2.4.6: Suppose you wish to measure the friction a mass of 0.1 kg experiences as it slides…

A:

Q: ticle was accelerate ■lomb interaction. If

A: Given: Energy of double charged alpha nucleus is 2.07 MeV Number of protons in gold nucleus is 79

Q: 1. Find the magnitude of the resultant force given the following concurrent forces. Solve by…

A: Resultant of forces

Q: Q5: Two airplanes are in planar motion (They move only in the x-y plane). Aircraft A is in a steady…

A:

Q: A large crate with mass m rests on a horizontal floor. The static and kinetic coefficients of…

A: A. The free body diagram of the crate is shown below.

Q: Why do we prefer to use a combined plane change when going from a low-Earth parking orbit to a…

A:

Q: Consider the waveform expression. < Feedback y (x, t) = ymsin (3.38 + 0.163x + 207t) One way to…

A: Given data: y(x ,t)= ym sin(3.38+0.163x+207t)

Q: Determine the angle e between the 350-lb force and the line OC. B F = 350 lb %3D 9" 11" 20" C

A: The angle between the two vectors is given by Where Dot sign (.) = Dot product,                 are…

Q: 2. Select ALL correct statements about the acceleration of an object in projectile motion near the…

A: Near the surface of the Earth, objects experience a vertical acceleration due to gravity, typically…

Q: So which one is the correct one.

A:

Q: Q2: The air density field in the vicinity of a power plant is Δρ p= Po+ TO [ro+(x² +y2)2 Is the…

A: Given: The air density in the vicinity of a power plant is ρ=ρ0+∆ρ2r0r0+x2+y212+e-kz. Introduction:…

Q: Help Entering Answers Harry Potter is showing off his broom flying skills by doing a loop de loop…

A: Given, r(t)=(4t, 2sin(t), 5+2cos(t)) Now,…