If you know the magnitude of a velocity vector is V, and the angle 0 it makes with horizontal axis of some coordinate system, what is the x-component of this velocity vector is mathematical symbols?

Q: 47.The component of the force (3i – j+2k)N in the direction the vector(-4j+3k) is A 10 в 9 с 9/5 D 2…

A: Force (F) = (3i-j+2k) N Vector direction (r) = (-4j+3k)

Q: (b) the wave speed. 45. V A harmonic wave is traveling along a rope. It is observed that the…

A: (25) Given: The initial mass is 10 g. The distance to which the spring stretches is 3.9cm. The final…

Q: 2. Work out [â, 6]. Simplify to the maximum extent possible. 3. Work out âb. 4. Work out ba

A: Dear student, as you have asked a question with multiple subpart we will answer the first 3 subpart…

Q: The drawing shows a frictionless incline and pulley. The two blocks are connected by a wire (mass…

A: Tension in the string T =253.4 N

Q: 6. A projectile starting from ground hits a target on the ground located at a distance of 1500…

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Q: What are the kinetic, potential, and total mechanical energies at points A, B, and C 25.0 m ¡C 3.00…

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Q: 4 Suppese that the water level of a river is 34 meters and that tis receding ata rate of050 meters…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: 1) A 5-kg object is initially at rest on a table 2 m above the ground. If it is released and falls…

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Q: 40. E Your friend has slipped and fallen. To help her up, you pull with a force F, as the drawing…

A: The vertical component of the force, Fy=130 N The horizontal component of the force, Fx=150 N

Q: 1. In 1896 in Waco, Texas, William Crush of the "Katy" railroad parked two locomotives at opposite…

A:

Q: 13) In a long, thin solenoid with 500 turns per meter and a radius of 1.10 cm, the current increases…

A: Given

Q: -) x(- -) × (– e. 36 inches/second x _km/hour

A:

Q: During a spacewalk, Dmitri finds himself floating 3 m from his space station's airlock. He only has…

A: Given Data: Distance need to be travelled, s=3 m Time taken, t=1 min=60 s Detachable mass, m=10 kg…

Q: What is the p of a man of mass 75 kg when he walks with a uniform velocity of 2 m/s.

A: Given data:  Mass (m) = 75 kg Uniform velocity (v) = 2 m/s Required: Momentum (P)

Q: 5. Below is a pulse in a light rope approaching a heavy rope. Sketch the two rope system just after…

A: Wave pulse on a string moving from right to left, toward a heavy rope which which increase pulse…

Q: 8) A rigid rectangular loop, which measures 0.30 m by 0.40 m, carries a current of 5.5 A, as shown…

A: Area of the loop A=0.3×0.4=0.12 m2 Current in the loop i=5.5 A Uniform external magnetic field B=2.9…

Q: A cyclist moves with a speed 2 m/s, then accelerates at 1.2 m/s2 after a distance 25 Then the final…

A: Correct option is (b) 8m/s

Q: 10. Two blocks are touching on a frictionless tabletop, as shown in the figure below. The larger…

A: Given data :- M1 = 12 kgM2 = 8 kgF = 100 N

Q: The figure below shows three blue-and-gold macaws (Ara ararauna) which are members of the large…

A:

Q: A kid in a wagon rolls from rest down a hill and reaches the bottom at 12 m/s. On the next run she…

A: From kinematics equation, the formula for the velocity is: Since the wagon roll is not experiencing…

Q: Part A How much work W is done by each horse in a time t? Express the work in terms of the…

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Q: Find the individual current and voltage drop across each resistors if C;= 43 Ω, C, = 31 Ω, and…

A: The potential difference as applied by the battery, VT=10.1 Volts The resistor, C1=43 ohm The…

Q: 3. A battery uses a current of 10.0 A for 1.0 h. (a) How much charge passes through the battery? (b)…

A: We need to calculate the amount of charge flown in 1 hr and the number of electrons flown.

Q: A car on a roller coaster starts at rest at an elevation of 26 m above the ground. It coasts down a…

A: Given Data: The elevation from which the car of the roller coaster starts: h1=26m. The initial speed…

Q: A cyclist moves with a speed 2 m/s, then accelerates at 1.2 m/s2 after a distance 25m. Then the…

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Q: Your friend says that one way to improve air quality in a city is to have traffic lights…

A: Yes,  by synchronizing the traffic lights will improve the air quality in a city.

Q: Two 9.00 μC charged particles are located on the x axis. One is at x = 1.00 m, and the other is at x…

A:

Q: If drag produces an opposing force of 10 N while the ball's falling, what is the ball's speed, vf in…

A: There should be value of height H mentioned in the question. Since it is not given, let us take it…

Q: Lobster got trapped and now is stuck in a restaurant Lobster tank (which is a cube with side L and…

A:

Q: know how long it took a signal from the satellite to reach his radio. He did some research and found…

A:

Q: 9. Analyze each of the three images - A, B, & C. Explain giving reasons, if the object shown is…

A: Physics says that when the velocity changes acceleration produces. And velocity is the speed with…

Q: A fast train bump into a slow train going the same direction, and they get coupled together.  The…

A: First let's assume that the masses of both the trains to be the same. As the fast train is coupled…

Q: What object or objects need to be included within the system if the system is to be isolated during…

A: A ball of putty is dropped and it sticks to the earth.

Q: 11- If the velocity given by V (10-5t)i + 6j. then at t-2s will be? O A) 12 m/s O B) 8 m/s O9 6 m/s…

A: Given*The velocity vector is V→=(10-5t) i^+ 6 j^*The time is t =2 sAt time t = 2 s the velocity is…

Q: John can fly his airplane 2140 miles with a wind speed of 25 mph in the same time he can travel 1940…

A:

Q: Jamal went on a diving trip he jumped off the deck of a boat into the water every second after he…

A: Given that:- Time after which, we have to find the location of Jamal=10sec

Q: Questions 6 and 7 refer to the following arrangement: Charge q1 (+5x10-6 C) is at the origin of the…

A:

Q: Question 4 A swimmer can swim at 5.11 m/s in still water. She swims directly across a river, from…

A: Let            vswimmer=5.11m/svstream = 3.73m/stime = 36.6 sec

Q: Help!!! I am confused and cannot solve these problems? Please help a girl out.

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Q: ron Man’s repulsor blasts from his gauntlets can apply a force of about 2220 N.  If he appli

A: Given:- Applied force F = 2220  N  The mass of the object m = 80.0 kg  The distance d = 2.4 m…

Q: A 150kg fish swimming at 8.0m/s swallows a 15kg fish swimming towards it at 4.0m/s.  What is the…

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Q: A 20,744kg railroad freight car travels on a level track at a speed of 6.1m/s. It collided and…

A:

Q: 15-kg object initially at rest is raised to a height of 8 m by a force of 200 N. What is the…

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Q: A piano has been pushed to the top of the ramp at the back of a moving van. The workers think it is…

A: Given-h=1.5 mm=1.5 mθ=260g=9.81 m/s2