11) During a particular time interval an air conditioner requires 1.2 kJ of mechanical energy in order to remove 2.7 kJ of heat from inside a house, dumping 3.9 kJ of heat outside of the house in the process. How good is it at its job?

Q: A roller-coaster car moves 200 ft. horizontally and then rise 135 ft. at an angle of 30.0O above the…

A: Given that:- Movement of roller coaster car is given in the question.

Q: 5. Vector directions in one dimension are represented by a. Distances b. Magnitude c. Signs d.…

A: Vector direction in one dimension is represented by  a. Distance  Not correct  Distance is a scalar…

Q: A force 3 N making angle 17 with x axis. counter clockwise The x component is?

A:

Q: 10. Determine the x and y component of the vector 30 N, 30° North of East

A: The force is F = 30 N 30° North of East

Q: Refer to diagram 3. A closed circular loop (N = 409 turns, radius r= 6.6 cm, resistance R = 3.65 Q)…

A: Formula of induced current is as follows; I=εR…

Q: 1. For the vectors shown in the figure, find a) A. B b) B.C c) A. C Use either method. Be careful…

A:

Q: Given vectors p and a have a magnitude of 7 and 2, respectively. Find the magnitude and direction of…

A: Magnitude of p = 7 Magnitude of q = 2 Angle, θ = 150°

Q: A direction cosine is: O The cosine of the angle between a vector and a particular coordinate axis.…

A: In geometry the direction of the cosine is known as direction of cosine of a vector as the cosines…

Q: Where 31.2 m is the length of the vector and 76.9° is the angle it makes with the y-axis, what is…

A:

Q: 46. A ship travels 50.0 mi on a course of 15.0° south of east and then travels 85.5 mi on a course…

A:

Q: 8. Find R = Ã+B, given that A has a magnitude of 4 at an angle of 30° above positive x-axis and B…

A:

Q: A car starts from the origin and is driven 1.25 km south, then 8.75 km in a direction 57° north of…

A: Given value--- firstly driven 1.25 km south, then 8.75 km in a direction 57° north of east. We…

Q: A hill that has a 32.5% grade is one that rises 32.5 m vertically for every 100.0 m of distance in…

A:

Q: Vecrors of length 10 and 15 have a Cross product of 150 if i add those vectors, what is the length…

A: The dot product of the two vectors is,

Q: Two vectors A 6 units and B 8 units. If A B= 10, then the angle between the two vectors is O a 78 O…

A: Given: A=6units, B=8units, A·B=10 The expression of the dot product of two vectors is given by :…

Q: add the vector

A: Let the three vectors be denoted as A, B and C.Resolve the three vectors along the coordinate axes…

Q: A unit vector has the magnitude of ___ a) 5 b) 1 c) 10 d) 0

A: To find: A unit vector has the magnitude of

Q: 1. A FORCE vector has a magnitude of 100N directed at an angle of 30 degrees above the X-axis.…

A:

Q: A force of magnitude P = 169 N is applied to the stationary machine handle as shown. Write the force…

A: Given:-  A force of magnitude of P = 169 N was applied to the machine handle. Find:-  Write the…

Q: (e) magnetic force on a proton O to the right O to the left upward downward O into the page

A: Given:  the direction of velocity and the strength of magnetic field is given.

Q: A force F1 = 4.90 N North and a force F2 = 9.80 N Southwest are added. The resultant vector is…

A: F1 = 4.90 N due north F2 = 9.80 N due south west

Q: I need help with question 10 please.

A:

Q: Find the vector sum of the following vectors using Analytical method and  polygon method. 1.…

A:

Q: 8. The vector A and its negative vector have A Same magnitude and direction Same magnitude and…

A: Given, A vector A Let A vector=xi+yj its negative vector B=-xi-yj

Q: Part C Enter the expression -20 + 6D in the answer box using the notation just described. Express…

A:

Q: Draw the vector

A: vectors(2d) can be represented in sheets or plane by drawing with proper magnitude and direction.

Q: If the vector = 5 N and the angle with x-axis is ?= 36.80, then the rectangular form of the vector…

A: Given,Magnitude of the vector, R = 5 NAngle with the horizontal or with x - axis, θ = 36.80°

Q: A force 4 N making angle 45 with x axis. The y component is?

A: Answer Given  Force  F = 4 N Angle θ = 45º with x axis we have to find y component.

Q: Find a unit vector â parallel to the vector A = 41 – 3 j

A: Find a unit vector â parallel to the vector A = 41 – 3 j

Q: What are the polar coordinates of a vector whose component vectors are -6.50 m vertically and +9.60…

A:

Q: 1. Calculate the resultant vector based on the information given in figure 1. Old 50.0 N 60.0⁰ 30.0⁰…

A: See below

Q: Please solve the problem 2

A: The problems can be solved as follows

Q: .Calculate the area of the parallelogram whose two adjacent sides are formed by the vectors. A = 3i…

A:

Q: A = -2.00 +6.00) and B = 2.00 – 3.00j.

A: The vector, A→=-2.00i^+6.00j^ The vector, B→=2.00i^-3.00j^

Q: The sum of two vectors is maximum when they are oriented; A perpendicular with each other. B…

A: