average speed of 60 kph East for 1 hr and then continue 80 kph North for 1.5 hrs. (a) What is your average speed for the entire trip? (b)What is your average velocity for the entire trip?

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A: The block is moves across the surface with constant speed. So its acceleration is zero. So the optio...

Q: Starting from rest, a particle moving in a straight line has an acceleration of a = (2t - 6) m/s, wh...

A: Acceleration of particle a =(2t - 6)m/s2 a =dvdt dv =a.dt integrate both side V = ∫04(2t -6) dt V = ...

Q: 16 As a ball falls freely toward the ground, what happens to the ball's speed and gravitational pote...

A: note: please upload one question at a time. I am solving 16 for you According to bartleby guideline ...

Q: A baseball is thrown at an angle of 40.0° above the horizontal. The horizontal component of the base...

A:

Q: Two spherical objects have masses of 8.1 x 102 kg and 4.5 x 108 kg. The gravitational attraction be...

A: Given data:  Mass of first sphere (m1) = 8.1×102 kg Mass of second sphere (m2) = 4.5×108 kg Gravitat...

Q: The magnetic field created by a current in a long straight wire is B = 3.92 μT at a distance of r = ...

A:

Q: A particle of charge +13.4 C and mass 1.86 × 10-5 kg is released from rest in a region where there i...

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Q: Two ultrasonic sound waves combine and form a beat frequency that is in the range of human hearing f...

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Q: An apple crate with a weight of 225 N accelerates along a frictionless surface as the crate is pulle...

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Q: If a star is located exactly __________________ it will not appear to move during several hours of o...

A: When a star is located at the north celestial pole, it will not appear to move for several hours.

Q: Heat is thermal energy in transit that "flows" from a region of high temperature to a region of low ...

A: The principle of calorimetry says heat lost by one body equals heat lost by other. Assuming no loss ...

Q: use the Scalar preduct to find th angle between: cal A=3i-2j and B =4i -4j (b) A = i - 2j+2¢ and B= ...

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Q: Q1. As shown in Fig. (1), If us = 0.2 and Hk = 0. 15, Determine: (a) the minimum force F applied on ...

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Q: Cable at point B is pulled downward at 4 ft/s, and decreasing at a rate of 2 ft/s?. D A WHAT IS THE ...

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Q: A displacement vector is 23 km in length and directed 65° south of east. What are the components of ...

A: Vector.

Q: A boy pulls a 5.0-kg sled with a rope that makes a 60.0° angle with respect to the horizontal surfac...

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Q: straight glass rod appears to bend when placed in a beaker of water as illustrated in the digram

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Q: What is the initial y-component of the ball's initial velocity? You fire a ball with an initial spee...

A: The equation would be y = x tan(θ)

Q: In which one of the following situations does the car have a westward acceleration? (A The car trave...

A: As the car decelerates, the final speed of the car is less as compared to the initial speed. As a re...

Q: n which one of the following situations does the car have a westward acceleration? A The car travels...

A: Acceleration is the rate of change of velocity.

Q: P V =

A:

Q: 4. Water wheels are still used to power lumber mills in historic recreations. A typical water wheel ...

A: Given one circle =90 second So periods =90sec We have to find the following options  

Q: block of mass M is hung by ropes as shown. The system is in equilibrium. The point O represents the ...

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Q: ε 24 V R 3.0 Ω. 6.0 Ω

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Q: Which of the following was NOT done by Galileo Galilei? A. discovering four large moons around Jupi...

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Q: A particle with charge 1.602 × 10-19 C in a magnetic field of 3.58 T travels in a circle of radius 3...

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Q: The earth takes one year to go round the sun. The distance travelled is 939 856 896 kilometers if th...

A: Given Distance travelled by earth (D) = 939 856 896 km Time taken = 1 year Number of days in a year ...

Q: The figure shows four particles, two of which are positively charged and two of which are negatively...

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Q: Horizontal Field As compared to the horizontal component of the velocity at point Y, the horizontal ...

A: Component of velocity same   Answer  C) same  

Q: Suppose that À = 2i + j, B = i– 4j +k, and Ĉ = j+k. What is À· (B x Ĉ), A) A. -2 В) в. -2 k (с) с. -...

A:

Q: Two identical charges of magnitude 6.0 µC are placed at the corners of the base of an equilateral tr...

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Q: A traffic light shows green (540 nm wavelength) when cars may go through it, and red (420 nm wavelen...

A:  If a car were to be moving fast enough for the Doppler effect to make a red light appear green, the...

Q: A student kept her 60-watt, 120-volt study lamp turned on from 2:00 PM until 2:00 AM. How many coulo...

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Q: Direction: Analyze each example of Uniform Circular Motion. Draw arrows and Label all the for he obj...

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Q: An electric field of 420000 N/C points due west at a certain spot. What is the magnitude of the forc...

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Q: 16) A car turns from a road into a parking lot. The car's initial velocity is 5.0m/s[45 degrees nort...

A: Given car's initial velocity is 5.0m/s The car makes a turn and has a velocity of 4.0m/s after turns...

Q: The drawings show three charges that have the same magnitude but may have different signs. In all ca...

A: GivenThree charges have same magnitude ,q=8.6 μCThe distance between them,d=3.8 mm

Q: Ã = 2i + j, B =i- 4j + k, and Ĉ =j+k. What is the magnitude of the vector 2Ã-B + Č, A A. 7.6 В. 5.6 ...

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Q: For how long a time must a tow truck pull with a force of 550 N on a stalled 1200 kg car to give it ...

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Q: Calculate how much heat in J has to be added to a sample of an ideal monoatomic gas at a pressure of...

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Q: A wire loop is immersed in a B-field. The area vector for the loop is given below. Choose all the ma...

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Q: A Cadillac Escalade has a mass of 2 569.6 kg, if it accelerates at 4.65m/s2, what is the net force o...

A: Given data:  Mass (m) = 2569.6 kg Acceleration (a) = 4.65 m/s2 Required: The net force on the car 

Q: Three polarizing disks whose planes are parallel are centered on a common axis. The directions of th...

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Q: (a) Of what material is a wire made, if it is 30.0 m long with a 0.130 mm diameter and has a resista...

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Q: A concrete block is pulled 7.0 m across a frictionless surface by means of a rope. The tension in th...

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

Q: A SUV MAINTAIN ITS SPEED AT 180 KM/HR. CALCULATE THE DISTANCE TRAVELLED BY THE SUV AT THE END OF 2 H...

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Q: Suppose that à = 2i + j, B = i- 4j + k, and Ĉ =j+k À· (B × Č)? What is

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Q: d x3 = 1.20 m, repectively. (a) What is the electrostatic force on the +4.0 µC charge due to the ot...

A: We know that the formula of the electrostatic force is given as  FE= kq1q2r2 where k is the coulomb'...

Q: What type of energy is stored up in a capacitor? in a storage cell? in an inductive circuit? Why are...

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Q: A uniform beam of length 7.60m and weight 450 N is carried by two workers, Sam and Joe, as shown in ...

A:

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –