Given two vectors a = 4i − 3j and b = 6i + 8j, find the magnitude and directions of a, of b, of a + b, of b − a and of a – b and provide graphs for each.

Q: Using the diagram below, find the total resistance in the circuit. 42.5 n 6.8n 102 1 k2

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Q: 6. Main Scale 12 Main Scale 10 1. Vernier Scale 5 Main Scale Main Scale 3. о 10 2 6.

A: Reading of vernier callipers = main scale reading + vernier scale reading × least count 

Q: At location A, a 44.0-kg sledder has a height of 28.0 m above the bottom of the hill and possesses 5...

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Q: 32 The current in the wire shown in Figure 27-52 is 8.0 A. Find the magnetic field at point P. +2.0 ...

A: Given: The current in the wire is 8 A. The distance of point P is 1 cm.

Q: A car starts from rest, then accelerates at a constant rate over a distance of 70 m. It then immedia...

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Q: When solving motion problems involving ramps, tilting the axes to the ramp angle can simplify the ca...

A: As we know that we can choose the co-ordinate (x-y or x-y-z) system as per our convenience (to simpl...

Q: The radius of a circle is measured to be 0.545 ± .005 m. Calculate the area of the circle with its a...

A: Write the expression for the area of the circle and substitute the required values.

Q: The power dissipated in a resistor R, carrying a current I and a potential difference Vab across its...

A: Given data The mathematical expression for the power dissipated is given as P = VabI. The resistan...

Q: 1. Two charges Q1=+5nC and Q2=-7nC are separated by 8 cm. Calculate the electric potential at point ...

A: As per guideline we are suppose to do only one question from multiple question kindly post the other...

Q: ee charges are at the corners of an equilateral triangle, as shown in the figure below. Calculate th...

A: Electric field due to piont charge  E = kq /r2  If two or more than two electric field acts at a poi...

Q: Example 17.5 of your book is a Terminator machine that is composed of 99.99% Aluminum. How much ener...

A: The  mass of the man is m = 80 kg  The  temperature of the  man is T2= 39oC  The normal temperature ...

Q: A spacecraft starts from rest, and makes a journey to a destination 447000 km from its starting poin...

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Q: 03: A 150 kg block is moves along a smooth horizontal surface at 172.8 Km/d. the horizontal surface ...

A: Given, mass of the block, m = 150 kgspeed of the block along the horizontal surface, v = 172.8 kmdle...

Q: F' 25°

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Q: In a particular velocity selector, as shown below, the electric field has a magnitude of 525 N/C, an...

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Q: If the de Broglie wavelength of a neutron is 10 ºm what is the energy associated with it? Mass of ne...

A: Given data: Wavelength λ=10-10m Mass for neutron m=1.675×10-27kg

Q: 2. A 150- N and a 80- N force act upon an object. The angle between the two forces is S Determine th...

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Q: The position of a particle moving in a straight line is given by the following equation: æ = 2.0 – 3...

A: Given value---  position x = 2 - 3.6 t + 1.1 t2 . We have to find--- instantaneous velocity at t ...

Q: Each the balls shown below carries a charge q and has a mass m. The length of each thread is I, and ...

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Q: Given data: Mass of ball=2 kg Velocity of ball =2.8 m/s Determine kinetic energy

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Q: NORMAL STRAIN 1. A concrete has a height of 5 meters and has unit area of 3 m² supports a weight of ...

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Q: Calculate the electric potential 10.2 mm from a chlorine ion with a charge of -e.

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Q: eter could utilize the Hall effect by applying a magnetic field across a metal pipe and measuring th...

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Q: Two small, identical conducting spheres repel each other with a force of 0.050 N when they are 0.25 ...

A: Let the original charges on each sphere was q1 & q2 respectively. According to Coulomb's law the...

Q: answers with worked out solutions please!

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Q: When the number of electrons entering a wire is the same as those leaving, what charge will it give ...

A: Rate of charge flow is called current .

Q: 6. I The cube in FIGURE EX24.6 15 contains negative charge. The electric field is constant over 20 e...

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Q: Calculate the magnitude and direction of the electric field (a) 0.40 m from a charge of +1.0  10 -3...

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Q: following situations: a. a 90 kg football player running at 6 m/s b. a 1500 kg car moving at a rate ...

A:  We know momentum of a body  of mass  'm' and moving with velocity ' v ' is given by P = mv (a) mome...

Q: A biker is moving along a road at a uniform velocity of 5 m/s. A second biker is moving along the ro...

A: Given data:  Velocity of first biker (V1) = 5 m/s Velocity of second biker (V2) = 8 m/s Both are mov...

Q: tion with a speed of 8.2 x 10 m/s experiences zero magnetic force. When it moves in the positive y d...

A: Given  Speed of proton v = 8.2×105 m/s  F = 1.6×10-13 N   

Q: 01 You build a circuit with one resistor, R with a variable voltage source. and you obtained the fol...

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Q: Consider a space colonist on a far off planet. They are trying to lift a box tied to a rope from the...

A: Let the weight of the box = w Let the height of first floor window from ground = h Let the accelerat...

Q: of mass 875 kg applies the brakes, which lock the wheels. The car skids for 5.60 s in the positive x...

A: Acceleration is the rate of change of the velocity of an object with respect to time.  Here, we calc...

Q: 2. A disk of radius 196 mm is oriented with its normal unit vector ñ at 60° to a uniform electric fi...

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Q: А. The driver steps on the gas and the car moves with an acceleration of a=4.0 m/s for t=5.0s. How f...

A: A) Apply the first kinematic equation and substitute the required values.

Q: A ball has an initial velocity of 160 m/s at an angle of 30 degrees horizontally. This means that th...

A: The initial velocity of the ball, u = 160 m/s The angle of projection of the ball, θ = 30o The initi...

Q: What does pearson book say about clockwise and counter-clockwise torque? which direction gives a pos...

A: Clockwise  torque is  considered  as positive torque and anticlockwise torque   is considered as neg...

Q: A bug starts at point A, crawls 8.0 cm east, then 5.0 cm south, 3.0 cm west, and 4.0 cm north to poi...

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Q: A ball is launched from ground level with an initial upwards velocity of 20 m/s and an initial horiz...

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Q: what is meant by nitrogen fixation

A: Nitrogen fixation is the process of converting atmospheric nitrogen into nitrogenous compounds in th...

Q: 2. MICROMETER 3. 10 5. - 20 TTTTTTTTT| -15 -20 – 10 MICROMETER Total Reading SR TR VR Total (cm) (in...

A: Diagram which is given in question is micrometer, we have to measure the value, SR,TR,VR value add t...

Q: In the figure how much charge is stored on the parallel-plate capacitors by the 19.0 V battery? One ...

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Q: In the figure four particles form a square with edge length a = 4.60 × 10²m. The charges are q1 = q4...

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Q: 2-86. Determine the length of the connecting rod AB by first formulating a Cartesian position vector...

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Q: Newton's Third Law of Motion 8. A horse pulls forward on a carriage with a given force. By Newton's ...

A: The net force of friction by the ground on the (carriage +horse) system acts in the forward directio...

Q: Steam at 50 bar, 900 degrees Celsius has a density of 9.3 kgm/m3. Calculate the flow energy required...

A: Given: The pressure is P=50 bar=50×105 Nm2 The temperature is T=900° C The density is ρ=9.3 kgm3 The...

Q: 55. When hree resistors of resistance 32,42 and 52 are connected in parallel, the currents through t...

A: Given: The resistances of the circuit are 3 Ω, 4 Ω, and 5 Ω. The connection of the resistances is in...

Q: What is ohms law

A: To discuss: Ohm's law

Q: A dog is placed 18 cm from the vertex of a 59 cm diameter mirror. What is the location and nature of...

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