This time we have a crate of mass 28.0 kg on an inclined surface, with a coefficient of kinetic friction 0.221. Instead of pushing on the crate, you let it slide down due to gravity. What must the angle of the incline be, in order for the crate to slide with an acceleration of 6.66 m/s^2?   A) 27.0 degrees B) 75.6 degrees C) 40.5 degrees D) 54.0 degrees

Q: A wheel rotates with the constant angular acceleration of 2.00 rad/s*^2. If the angular speed of the…

A:

Q: A stationary square coil of area 0.1 m2 is brought into the magnetic field 3.4 T with its plane…

A:

Q: A lead rod is 20 cm long at 15°C. Under the same conditions, a brass rod is 22 cn At what…

A: GivenOriginal Length of Lead rod, Lo=20 cm=0.2 mTemperature, Ti=15°COriginal Length of brass rod,…

Q: 25-kg metal cylinder with a cross-sectional area, A, = 0.5320 m2 and depth, H = 0.05m was immersed…

A: The fraction submerged is the ratio of the volume submerged to the volume of the object, or fraction…

Q: Problem 1. Work-Kinetic Energy Theorem An arrow, initially at rest, with mass 2.70 x 10² kg is shot…

A:

Q: circular coil with 8 loops is experiencing an emf due to the changing magnetic field where it is…

A:

Q: block with mass 0.382 kg is attached to a horizontal spring with spring constant k = 1.28 N/m on a…

A:

Q: Given data : Force %3D 15 N Time 2.1 s Calculate the Impulse

A: Given data: Force (F) = 15 N Time (t) = 2.1 s Required: The impulse (I)

Q: An air-filled parallel-plate capacitor has plates of area 2.00 cm2 separated by 1.80 mm. The…

A:

Q: A metallic sphere (B = 27 x 106 °C) has an initial diameter of 2.250 cm at room temperature.…

A: Thermal expansion is the tendency of an matter to change its length, area, volume in response to…

Q: A stationary square coil of area 0.1 m² is brought over time of 2 s into the magnetic field 8.5 T…

A:

Q: A mass of 4.6 g is suspended from a massless spring of natural length 90 mm with the spring constant…

A: Write the expression for the period of SHM. Here, m is the mass and k is the spring constant.

Q: What is the RMS speed of a CO2 molecule at 27.00 C? Sone useful information: MCarbon = 12 g/mole and…

A:

Q: A straight conductor of fixed length I is moving at 45 degrees to a uniform magnetic field of…

A:

Q: We have a crate of mass 20.5 kg on an inclined surface, with a coefficient of kinetic friction…

A:

Q: 5. LaTonya was hang gliding. She was moving through the air at a speed of 16 m/s at a height of 72…

A:

Q: A parallel plate capacitor is fully charged at a potent ial V. A dielectric with constant = 4 is…

A:

Q: Four children stand at edge of a circular horizontal platform that is free to rotate about a…

A:

Q: An RLC circuit has R= 440 ohms, the L= 0.380 henrys, Part A and C = 1.80×10-2 microfarads. What…

A:

Q: A parallel plate capacitor has a potential difference between it's plates of 1.2 V and a plate…

A:

Q: 1. What is the rate of heat production of a device with a resistance of 0.20 2 as a 10-A current…

A: (1) the rate of heat produce dH/dt = 20joule/sec (2) the rate of heat produce dH/dt= 1690joule/sec…

Q: The crew of an enemy spacecraft attempts to escape from your spacecraft by moving away from you at…

A:

Q: Calculate the de Broglie wavelength of a 1 g bullet travelling at 2000 m/s.

A: Given data:  Mass (m) = 1 g = 1×10-3 kg Velocity (v) = 2000 m/s Required: The de Broglie wavelength…

Q: 3) Ic = Vc = Ip = VD = IE = Rtot = Itot = E D Vtot = 9.5 0 3.6 0 IA = C B VA = 12 2 10 2 18 N IR =…

A: A basic electrical circuit consists of a voltage source and resistances. Ohms law states that…

Q: 4. Given km/hr to 20.0 km/hr in 6.00 seconds. A vehicle changes velocity from 80.0 Required: Find…

A: Write the given values with the suitable variables. u=80 km/h=80×10003600 m/s=22.22 m/sv=20…

Q: A car battery causes a current of 3.75 A through a car head-lamp and produces 12 V across it.  What…

A: Given data:  Current (I) = 3.75 A Voltage (V) = 12 V Required: Power (P)

Q: The linear absorption coefficient for 1-MeV gamma rays in lead is 78 m1. Find the thickness of lead…

A:

Q: A police officer's radar gun emits radio waves at a frequency of 11.7 GHz. What is the difference in…

A:

Q: General Directions: Solve what are asked for in the following problems. Show complete solutions by…

A:

Q: A graduated cylinder with glycerol has an initial reading of 100 mL. After dropping a wooden cube,…

A: First we have to calculate the volume of wooden cube

Q: WITH INCREASING RELATIVE HUMIDITY 1. increase of the heat output by radiation 2. Reduction of the…

A: By increasing the relative humidity it increases the heat output by radiation due to the water vapor…

Q: Calculate (to the nearest 0.1 u) the formula mass of these compounds. a. Magnesium Fluoride MgF2 b.…

A:

Q: A mass of 11.3 g is suspended from a massless spring of natural length 90 mm with the spring…

A: Given: The mass of the object is 11.3 kg. The spring constant is 3 N/m. The natural length of the…

Q: • A constant force F = 2i+3j acts on an object of mass m = of 7= 9î – 43. What is the work done? 18…

A: Given that, Constant force, F = 2i + 3j N Object mass, m = 18 kg Displacement vector, r = 9i - 4j

Q: (a) A lab technician connects a 2.50 V battery to the plates of a capacitor. After waiting a while,…

A:

Q: ound around the rim of a uniform disc that is pivoted to rotate without friction about a fixed axis…

A: Givenm=5 kgr=45 cm=0.45 mF=15 N

Q: A straight conductor of fixed length I is moving at 45 degrees to a uniform magnetic field of…

A:

Q: Two identical positive charges and a negative charge are fixed at the vertices of an equilateral…

A: The angle between two forces is 60degree

Q: Consider the inelastic collision. Two lumps of matter are moving directly toward each other. Each…

A: Given : Mass of each lumps = m1=m2= 0.5 kg Speed of each lump =u1=u2= 0.93c   Both masses are moving…

Q: We have a non-rotating space station in the shape of a long thin uniform rod of mass 4.51 x 10^6 kg…

A:

Q: Find B and t for the space curve below. r(t) = = (4 sin 6t)i + (4 cos 6t)j + 10tk 12 cos 6t -i- 12…

A:

Q: A diver of mass 13.9 kg stands on one end of a diving board of mass 25.2 kg. Everything is in…

A: Driver mass=13.9kg Diving board mass=25.2kg

Q: Current Attempt in Progress In the figure here, a ball is thrown up onto a roof, landing 3.30 s…

A:

Q: General Directions: Solve what are asked for in the following problems. Show complete solutions by…

A: Write the given values with the suitable variables. m=4500 kgu=20 m/sv=0 m/sf=5000 N Here, m is the…

Q: In an interference experiment using a monochromatic source emitting light of wavelength 1, the…

A: Write the expression for the fringe width. Here, n is the order of fringe.

Q: Two identical positive charges and a negative charge are fixed at the vertices of an equilateral…

A:

Q: The defrence in enerIy levels of ntof a farkicle is L- D box is ommit-of enengy. what is the…

A:

Q: Point charges of 1 nC and −2 nC are located at (0, 0, 0) and (1, 1, 1), respectively, in free space.…

A:

Q: ] Determine the equivalent resistance between points a and b of the figure. b] Calculate the current…

A:

Q: 4) D 40 20 B, Rtot Itot = Vot I = 70 IA VA = IB VB = Vc = Ip Vp I = VE = 30 12 V (+1) Show working…

A:

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”