Answered: Determine the angles made by the vector…

Determine the angles made by the vector V = -15i + 52j with the positive x- and y-axes. Write the unit vector n in the direction of V. Answers: 0 ex= Oy j it i i IN || n= IN

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter6: Energy Of A System

Section: Chapter Questions

Problem 8P

See similar textbooks

Related questions

Q: An empty railcar (think box car in a train) has a mass of 35x10^3 kg. It is rolling down the track…

Q: Calculate the flux of F = xi+yj+zk across the part S of the sphere (Figure 2) x²+ y²+z24 between the…

A: Given the surface: S: x2+y2+z2=4 thus, the expression: ∇x2+y2+z2=4=2xi+2yj+2zk Hence, the unit…

Q: Asynchronous Activity Consider a particle of mass m moving freely in a conservative freely in a…

Q: Somone is standing on a piece of cardboard holding a wire that is attached to a vehicle. The…

Q: State two conditions when the

A: Given; State two conditions when workdone is 0,Where, A body acted upon by a force

Q: The uniform solid block in the figure has mass 33.7 kg and edge lengths a = 0.950 m, b = 1.36 m, and…

A: In the given question, Mass of the block (m) = 33.7kg Edge lengths a = 0.95m; b = 1.36m; c = 0.0821m…

Q: Find the work done on piston as the temperature rises with a path from 3m³ to 7m³ with a pressure of…

Q: Question 11 of 15 A diffraction grating having 200 lines/mm is illuminated with light of wavelength…

Q: 02. What push P up the incline is needed to move a 200-N block up the incline at constant speed if μ…

A: Draw the free-body diagram of the system.

Q: A 3 kg ball is thrown directly upward from earth surface at a speed of 20 m/s. Neglecting air…

Q: A certain source of sound waves radiates uniformly in all directions. At a distance of 20 m from the…

Q: A pair of unlike charges equal in magnitude and separated by a small distance is known as a dipole.…

Q: An electric heater of power 3 kW is used for 10 h. How much energy does it consume? Express your…

Q: Consider a non-rotating space station in the shape of a long thin uniform rod of mass 1.84 x 10^6 kg…

Q: You are moving into a new place, and you rented a U-Haul cargo furniture and different boxes. Moving…

Q: A simple pendulum is suspended from the ceiling by means of a string of length of 1.82 m, Assume…

Q: Microwave ovens rotate at a rate of about 6.8 rev/min. Part a what is this in revolutions per second…

A: Given rotation rate=6.8 rev/min

Q: 01. Block mi in Figure 2.01 below has mass of 4.20 kg and block m₂ has a mass of 2.30 kg. The…

A: In the given question, m1 = 4.20kg m2 = 2.30kg Angle of inclination (θ) = 270 The mass m1 is moving…

Q: A current of 1.6 mA flows through a conductor. If charge of an electron is -1.6 x 10-1⁹ coulomb,…

A: Current is defined as the total charge flown per second .

Q: Question 15 of 15 An electromagnetic wave with frequency f = 2 x 1010 Hz is traveling in a…

Q: The rate of heat transfer on a cold day in the Canada through a rectangular window is 2300 W. The…

Q: A rugby player kicks the ball up high to the fields and chases. The ball is kicked at 60° to the…

Q: class on time and that classroom is 156 m east of where you are right now. First you run to your…

Q: A basketball player kicks a hollow basketball up a ramp at 18m/s. The ramp has an angle of 25° and…

Q: 6. The ideal gas law describes the state of a hypothetical ideal gas, i.e., PV = nRT where P is the…

A: Write the given values with the suitable variables. n=0.654 molR=8.31 J/K.molV=12.3 L=0.0123 m3T=447…

Q: End point can be measured using .A Electrical conductivity .B Intensity of electric current .C…

A: End point of reaction is the point where some visible changes show the completion of reaction.…

Q: The retina is a light-sensitive .A True .B False

A: The Retina is the light-sensitive tissue at the back of the eye. It converts the light received into…

Q: The block on a smooth inclined plans is moving down with a constant acceleration of 5 m² The block…

A: Given, mass of the block, m1 = 15 kg mass of the block on the inclined plane, m2 = 37 kg radius of…

Q: Calculate the volume of iron? тон - 7000 кв density - 0.148/cm²³

A: Given: Mass, m=7000Kg Density, d=0.14g/cc Since, 1g/cc = 1000Kg/m3 Then, d=140Kg/m3

Q: QUESTION 7 A disk with a moment of inertia of 0.04 kg*m2 starts spinning from rest, and reaches a…

A: The moment of inertia of the disk is, I=0.04 kg·m2 Initially, the disk was at rest, so the initial…

Q: A 1.50x103 kg car, whose front is facing to the right (towards +x-axis) and whose engine is turned…

Q: 3. A 750 W' toaster and a 1200 W electric frying pan are plugged into the same 100 V outlet. What…

A: Power of toaster = 750 W Power of electric frying pan = 1200 W V = 100 volts time = 3 hr per week ,…

Q: Given data: Force = 25.01 N Time = 5.021 s Calculate the Impulse

A: Given Force , F = 25.01 N Time , T = 5.021 s To find Impulse

Q: 6 -- 9 www On a recent trip to the Coca-Cola Space Science Center downtown, you finally got to ask a…

Q: f A An open belt drive connects two pulleys 1.2 m and 0.5 m diameter on parallel shafts 3.6 m apart.…

A: GIVEN: diameter of first pully D1 = 1.2m so radius r1= 1.2/2 =0.6m diameter of second pully D2=0.5m…

Q: A laser beam is aimed through a circular aperture of diameter 1 mm. a. If the laser beam is red…

A: Note: As per the guidelines, we can only answer three subparts of a question. Sorry for the…

Q: If the moment of inertia of a disk is 0.270 kg*m^2, what is the smallest amount of torque needed to…

Q: Given data: Force = 25.01 N Time = 5.021 s Calculate the Impulse

A: Given Force, F = 25.01 N Time, T = 5.021 sec Impulse, I is equal to?

Q: TRY: In a two-dimensional tug of war, Alex, Betty and Charles pull an automobile tire at the angles…

A: Solution: Let the angle between Alex and Betty be A, the angle between Betty and Charles be B, and…

Q: 4. you drop a ball from a height of 1.88 m and it hits the floor 0.248 s after you drop it. This…

Q: A merry-go-round has a mass of 1440 kgkg and a radius of 7.70 mm . A.How much net work is required…

Q: In the figure, two 5.50 kg blocks are connected by a massless string over a pulley of radius 1.20 cm…

Q: calculate the density and relative density of a brine

A: Given: Calculate the density and relative density of a brine solution ? Where data given as;…

Q: A particle with a charge of +10.0 μC is moving at 300. m/s in the positive z-direction. a. Find the…

Q: A man is standing at a distance of 12m from a cliff. Will he be able to hear a clear echo of his…

A: The distance of a man from the cliff is given as d=12 m

Q: A radio station broadcasts at a frequency of 85.9 MHz on your dial using radio waves that travel at…

A: Given:frequency of the wave, f = 85.9 MHz = 85.9×106 Hzspeed of light, c = 3.00×108 m/sminimum…

Q: A small block slides down a frictionless track whose shape is described by y = (x^2) /d for x0. The…

Q: R8-7. The uniform 50-lb beam is supported by the rope that is attached to the end of the beam, wraps…

A: The equilibrium is attained when there is no net force acting on body. Or we can say no net force…

Q: A drum rotates around its central axis at an angular velocity of 13.6 rad/s. If the drum then slows…

Q: Blood flows through the aorta at an average speed of v = 18 cm/s. The aorta is roughly cylindrical…

A: Velocity, v = 18 cm/s Radius, r = 14.8 mm = 14.8/10 cm = 1.48 cm

Concept explainers

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.

Question

Determine the angles made by the vector V = -15i + 52j with the positive x- and y-axes. Write the unit vector n in the direction of V.
Answers:
ex=
i+i
j
Oy=
n=
i
i

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

Lei B = 5.00 m at 60.0. Let the vector C have the same magnitude as A and a direction angle greater than that of A by 25.0. Let A B = 30.0 m2 and B C = 35.0 m2. Find the magnitude and direction of A.
Find the scalar components of three-dimensional vectors G and H in the following figure and write the vectors in vector component form in terms of the unit vectors of the axes.
For the two vectors find A − B and |A – B| component of B along A angle between A and B A × B (A − B) × (A + B)
If A + B = 0, the corresponding components of the two vectors Aand Bmust be (a) equal, (b) positive, (c) negative, (d) of opposite sign.
A vector points from the origin into the second quadrant of the xy plane. What can you conclude about its components? (a) Both components are positive. (b) The x component is positive, and the y component is negative. (c) The x component is negative, and the y component is positive. (d) Both components are negative. (e) More than one answer is possible.
At one point in space, the direction of the electric field vector Is given In the Cartesian system by the unit vector . If the magnitude of the electric field vector is E=400.0V/m , what are the scalar components , and of the electric field vector at this point? What is the direction angle of the electric field vector at this point?
Three displacement vectors of a croquet ball are shown in Figure P1.44, where |A|=20.0units, |B|=40.0units, and |C|=30.0units. Find (a) the resultant in unit-vector notation and (b) the magnitude and direction of the resultant displacement. Figure P1.44
Find the angle between vectors for (a) D=(-3.0i-4.0j)m and A=(-3.0i+4.0j)m and (b) D=(2.0i+4.0j+K)m and B=(-2.0i+3.0j+2.0K)m .
A skater glides along a circular path of radius 5.00 m in clockwise direction. ‘When he coasts around one- half of the circle, starting from the west point, find (a) the magnitude of his displacement vector and (b) how far he actually skated. (c) What is the magnitude of his displacement vector when he skates all the way around the circle and comes back to the west point?
A delivery man starts at the post office, chives 40 km north, then 20 km west, then 60 km northeast, and finally 50 km north to stop for lunch. Use a graphical method to find his net displacement vector.
Figure 1.19 shows two vectors lying in the xy-plane. Determine the signs of the x- and y-components of A, B, and A+B.
What is the y component of the vector (3i8k) m/s? (a) 3 m/s (b) 8 m/s (c) 0 (d) 8 m/s (e) none of those answers