Given the following vectors: A = 80.0 N 25.0° south of east, B = 100. N 82.0° north of east C = 40.0 N 45.0° south of west D = 60.0 N 30.0° north of west E = 50.0 N east F = 50.0 N north Evaluate the following vector expressions graphically and analytically a) A + B + C + D + E + F b) 2A - 3B - ½C + D + 3E - F

Q: 18. Mike pulls a sled across level snow with a force of 225-N along a rope that is 35.0° above the h...

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Q: A) An electric field due to a positive charge is represented by the diagram below. Five points A, B,...

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Q: 2. A small ball of mass m is suspended from a string of length I. The ball revolves with constant sp...

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Q: What is the mass of an electron?

A: Required:  Mass of an electron 

Q: In the figure, block 1 has mass m, = 490 g. block 2 has mass m2 = 530g. and the pulley is on a frict...

A: According to Newton's second law F = ma We can use free body diagram to solve the problem. M1 = 490 ...

Q: Surface Energy, Contact Angle and Young`s Equation

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Q: The electric force between two charges in space is * directly proportional to the magnitude of...

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Q: A spool of aluminum wire 290 m long and with a diameter of 0.360 mm is at 20.0°C. For aluminum, the ...

A: Given: L=290md =0.360mm = 0.360*10-3 mT1 = 20°Cρo=2.82*10-8 Ωmα=3.90*10-3 °C-1I=0.600A

Q: [4] The comes from the collision of electrons with atoms and molecules * voltage current resistance ...

A: Theory - according to the Free electron theory of the metals , when potential is applied across a co...

Q: The angular position of a point on a rotating wheel is given by 0 = 5.69 + 2.02t2 + 1.32t³, where 0 ...

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Q: 2. In figure below, find the equivalent capacitance of the combination. (C 1 = 23 u F,C2 = 45 μF and...

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Q: Two protons are released from rest, one from location 1 and another from location 2. When these two ...

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Q: 1. An object rotating according to the function 0 = t³ + t, find the instantaneous velocity and acce...

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Q: Given data: Frequency3200 Hz Wave speed%-100 m/s Find wavelength

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Q: The two charged objects q1 and q2 are shown in the figure below. Equipotential lines around the obje...

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Q: Distance = .8o 5. A force of 825 newtons is needed to push a car across a lot. Two students push the...

A: Given  Force applied by two students     Fo = 825 N Displacement after pushing the car  S = 35 m (a)...

Q: 6.1 In the inertial system S, an event is observed to take place at point A on the x-axis and 10S la...

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Q: What's More Let's Work it Out Direction: Using the Physics concepts, determine if Work is done in th...

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Q: A conducting sphere of radius 3.25 cm has a total charge of 4.5 x 10-9 C distributed uniformly on it...

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Q: Explain the following a. How does a  circuit behave when it is in resonance? b. What fundamental p...

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Q: A woman is resting on ice, with mass 47.3 kg was pulled by a man with force F with 35 degrees above ...

A: mass of woman (m) = 47.3 kg θ = 35odisplacement (d) = 67.7m time (t) = 11.85 sec   

Q: A spinning wheel initially has an angular velocity of 50 rad/sec east; 20 seconds later, its angular...

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Q: . A bullet of mass 10 g moving with speed of 210 m/s in stopped suddenly. If all its kinetic energy ...

A: Kinetic energy : The energy of a body or a system with respect to the motion of the body or of the p...

Q: 1. During the last step of a high jump, a woman experiences a 2,500 N ground reaction force under he...

A: Given data: The ground force reaction at α=45° is F1=2500 N. The force at β=70° is F2=4500 N.

Q: Question 3 A football of mass 0.44 kg is thrown at a stationary girl of mass 41 kg. The is wearing r...

A: Given data: The mass of ball is m=0.44 kg. The mass of girl is M=41 kg. The velocity of ball and gi...

Q: A conducting sphere has charge Q and its electric potential is V , relative to the potential faraway...

A: Write the expression for the potential difference. Here, k represents Coulomb’s law constant, Q rep...

Q: •5 A father racing his son has half the kinetic energy of the son, who has half the mass of the fath...

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Q: two

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Q: A conducting sphere with radius R is charged until the magnitude of the electric field just outside ...

A: Write the expression for the potential difference. Here, k represents Coulomb’s law constant, Q rep...

Q: The fraction of the total volume of an iceberg of density 0.93 g/cm floating in North sea with densi...

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Q: Problem 7: A block of mass 5.5 kg is sitting on a frictionless ramp with a spring at the bottom that...

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Q: The atmospheric pressure P decreases exponentially with elevation h as follows, P(h) = Poe-gh/A , wh...

A: P(h) = Poe-g×hAWhere Po is the atmospheric pressure.  

Q: S e R

A: The direction of the electric field due to a positive charge is directed away from the positive char...

Q: Two charges repel each other with a force of 1.0 EXP-6 N when they are 10.0 cm apart. When they are ...

A: Given : case 1 -   F = 1× 10-⁶ N, r = 10 cm = 10×10-²m  case 2 -  r = 2 cm = 2×10-² m , F =?

Q: The atmospheric pressure P decreases exponentially with elevation h as follows, P(h) = Poe¬gh/A , wh...

A: From the given data, the unit of g is [g]=m/s2. The unit of h is [h]=m.  

Q: A large cruise ship of mass 6.30 x 107 kg has a speed of 11.8 m/s at some instant. (a) What is the s...

A: Given: Mass of ship m=6.30×107 kg, Speed of ship v=11.8 m/s, Displacement s=3.90 km. Required: (a) K...

Q: A 3-layer denisty tower is formed inside a transparent cylindrical container by 250-mL water, 200-mL...

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Q: A 444 N was applied to a 121 kg block, find the normal force if the angle theta is 25 degrees. F Sel...

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Q: 2. A small ball of mass m is suspended from a string of length l. The ball revolves with constant sp...

A: When a body moves in circular motion it requires centripetal force which is provided by already exis...

Q: Two very long solenoids have the same length, but solenoid A has 18 times the number of turns, 1/4 t...

A: The magnetic field inside a solenoid is B=μ0NIL      ...(1) where μ0 is the permeability of free spa...

Q: You throw a ball straight up from a roof of a building. The ball leaves your hand at a point even wi...

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Q: The angular position of a point on a rotating wheel is given by e = 4.65 + 4.52t2 + 3.90t°, where e ...

A: Given : The angular position of a point on a rotating wheel is given by, θ = 4.65 +4.52t² +3.90t³ wh...

Q: . A bullet of mass 10 g moving with speed of 210 m/s in stopped suddenly. If all its kinetic energy ...

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Q: Three charges, q1 = 19.05 nC, q2 = -15.09 nC, and q3 = -19.28 nC, are placed on three corners of a s...

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Q: In a test of a “g-suit,” a volunteer is rotated in a horizontal circle of radius 7.0 m. What must th...

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Q: Two point charges of -3.0 µC and +7.0 µC are placed at x = 0 and x = 0.20 m, respectively. What is t...

A: Charge Q1 =-3µC placed at x=0 Charge Q2 = 7 µC placed at x= 0.2m Electric field at x= 0.1m

Q: 1. A point charge q, is held stationary at the origin. A second charge q, is placed at point a, and ...

A: Conservative force  The force by which work done does not depends upon path is called conservative f...

Q: 6. A delivery clerk carries a 34 newton package from the ground to the fifth floor of an office buil...

A: 6) Weight of package (w) = 34 N total height of fifth floor from ground (h)= 15 m   

Q: The radius of curvature of each surface of a biconvex lens (n = 1.6) is 0.40 m. How far to the left ...

A: Note : We will use real is positive sign convention instead of cartesian convention. We have lens fo...

Q: P341: Consider the one-dimensional potential -(22 +1) U(2) = 4+8 Sketch the potential and discuss th...

A: Required : Plot of the potential.  

Scalars and Vectors

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