QUESTION 1: An object of weight 40 N is sliding on a table. The force of friction between the table and the object is equal to 4 times its speed numerically and an external force of 12 N acts on the object, If x=0 and v=0 at t=0., a) Obtain clearly the differental equation for this motion b) Find an expression for the speed of the object as a function of time t c) Find an expression for the position of the object at ant timne t. (Take g=10 m/s²)

Q: A 9 kg block is on a frictionless table and is moving at 21 m/s around in a circle that has a radius…

A: As per the answering guidelines we will solve the first question only. Please upload the other part…

Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…

A: We need to say what the direction of friction will be on the coin on turntable.

Q: 2. A Boeing 747 weighs 200 metric tons and uses about 5 million MJ on an international 10-hour…

A: Energy used : Eu=5×1012 J Time: t=10 h = 36000 s Energy density:e=0.25 kWh/kg=9×105 J/kg

Q: How much force is needed to accelerate a 2 kg physics book to an acceleration of 6 m/s/s? O 0.33 N O…

A:

Q: Directions: Consider the interaction depicted from the picture below butwoen foot A, ball B, and…

A: Newton's third law says that every action has an equal and opposite reaction.

Q: 1. Determine, list and label which resistors are in parallel and which are in series. List all…

A:

Q: Question 3: Yiğit Çınar is developing a program with a number of activities that must be completed.…

A: This problem can be solved by applying the basic concept of activity on node problems .

Q: 1. In each of five situations, two point charges (Q₁, Q2) are separated by a distance d. Rank them…

A:

Q: A uniform magnetic field with B = 2.7i [T] passes through a hemispherical shell oriented with the…

A: Magnetic flux is a measure of the strength of a magnetic field passing through a given area. It is…

Q: A rigid object of mass m, = 0.6 kg is fastened to a string L = 0.8 m long and is released when the…

A:

Q: Question: A non-relativistic electron is confined to an infinitely deep potential well with length L…

A: Given : L=694×10-12m Part 1) The energy of an electron in the infinite potential well is given by :…

Q: Consider a plane, monochromatic, electromagnetic wave traveling in a homogeneous medium. Its…

A: Given the magnetic fieldBx = 0By= 0Bz= B0cos(9y + 2× 109t) y is in metre and t is in second.find…

Q: The same experiment on uniformly accelerated motion was performed. See figure below for the set-up.…

A: Kinematics.

Q: 19. A bucket of water of mass 2.00 kg is lifted from the ground to a height 1.00 m above the ground.…

A: Given: Mass (m) = 2 kg  Height (h) = 1m  Gravity  (g) = 9.80 m/s2..... (constant)

Q: Direction: Identify the following properties through their given units and convert them to SI units.…

A:

Q: 1. Determine the force of gravity keeping the Earth in its orbit around the sun. 2. A 222 kg weather…

A:

Q: 4. Find the node voltages in the circuit below. 12 4 2 8. D2 3

A: Given that : R1 = 22 ohm R2 = 12 ohm R3 = 2 ohm R4 = 2 ohm R5 = 5 ohm R6 = 4 ohm  R7 = 7 ohm I = 8…

Q: In the image below there exists a square 3 cm on each side with different points and charges. On q1…

A: Electric field due a charge (q) at a point distance r from the charge is given byE→=kqr2here k=…

Q: The figure shows a parallel-plate capacitor of plate area A = 10.7 cm² and plate separation 2d= 6.92…

A: The capacitance of a parallel plate capacitor with dielectric between its plate is given by   where…

Q: WR 2n/w The power (P) supplied to an electric circuit is given by P = i? dt. If i = V * I sin(wt),I…

A:

Q: #17. Thanks.

A: 17.The displacement for the given pairs is,

Q: The standard atmospheric pressure is 1.013 25x105 Pa. Pa stands for pascal, which is equivalent to…

A: Given data:  Standard atmospheric pressure (Patm) = 1.01325×105 Pa Required: Standard atmospheric…

Q: presented in the table below. Constant Mass vs Varying Force Hanging Mass 1 23 2 50 g 70 g 90 g…

A: Solution: Based on the given data the mass of the cart is to be calculated. The given quantities…

Q: If the point charge Q = 60 µC is located at the origin, calculate the Electric field vector at…

A: Solution:-Given thatQ=60 μC=60×10-6 Cpoint=(2m, 3m)

Q: and Parallel Forces

A:

Q: A wire carrying a current I enters regions of uniform magnetic fields. The upper region has a…

A: Given:

Q: An electric field is measured to exert a force of 2.21 x 10-4N on a particle with a charge of 4.55 x…

A: Given data:  Electric Force (F) = 2.21 × 10-4 N Charge (q) = 4.55 × 10-4 C Required: The magnitude…

Q: Calculate the cyclotron frequency of an a-particle moving through a 1.5T magnetic field in a…

A: Given that,  Magnetic field, B=1.5 T

Q: ALLEN CAREER INSTITUTE KOTA (RATASSTHANT Centre of Mass A ball of mass 1 kg drops vertically on to…

A: Given: m=1 kg Vi =-25 m/s  Vf =10 m/s

Q: 2. A car battery supplies an electromotive force of 12 V and has an internal resistance r. The…

A: Given: The electromotive force is E=12 V. The power requires is P=64.8 W. The resistance of the…

Q: when leafs are placed in tense heat and pressure they becomes fossils by appearing on rocks as a…

A: We have given leafs are placed in tense heat and pressure they becomes fossils by applying on rocks…

Q: A force, F = 12 N, making an angle of 02 = 15° to the ramp pulls up a block of mass m = 2 kg. The…

A:

Q: Plz solve

A: Given that,Mass of skater : m = 60 (kg)Initial angular speed : ω =6 (rad/sec)Initial moment of…

Q: A 500-g sample of iron is heated to 50.0°C and placed on a very large block of ice, which is…

A: Given Data: The mass of the iron sample is: m=500 g=0.5 kg The temperature of the iron sample is:…

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: The 1.35x104-lb pipe is supported in equilibrium by three cables as shown in (Figure 1). Determine…

A: Weight of the pipe, from the figure, the coordinates of the points

Q: 2 V TV B OV -I V -2 V -3 V

A:

Q: end. Calculate x if the two people in the rear each support one-third of the ladder's weight.

A: Length of ladder, L=5.0m Three people support one-third of the ladder's weight.

Q: This is really imp q

A: Step 1: Step 2: Step 3: Step 4:

Q: Thursday Directions: Re-write the sentence below with the appropriate grammar and spelling…

A: "No, you have confused the meaning of synonym with the meaning of antonym", I said.

Q: A coil of wire consists of 20 turns each of which has an area of 0.0015 m². A magnetic field is…

A:

Q: An Atwood machine consists of two masses, mà = 7.2 kg and m³ = 8.0 kg, connected by a cord that…

A: The net force on an object is given by the equation,                             where  is the net…

Q: The figure on the side is showing how the voltage on the capacitor in an RC-circuit changes with…

A:

Q: N 5. The deepest point of Lake Superior is approximately 416 metres. To what pressure would you be…

A: Given:   Maximum depth of lake, dmax = 416 m   To Find:  It is required to determine the pressure at…

Q: X = 121²-2t³ where x is in meters and t in seconds. Determine. a) The maximum positive coordinate…

A:

Q: 3. A 52 uC charge moving with velocity v = 210i +120j [m/sec] passes through a region of space…

A:

Q: 1. A 35 kg child rides a ferris wheel of radius 12 m. The child moves in a vertical circle at a…

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?”