An Olympic bobsled goes 41 m in 2.6 s. How fast was it travelling in m/s? Be sure to answer with the correct significant digits! A m/s

Q: . A thin plate of infinite area has a charge density of 5 x 10-12 C/m². This plate is at x = 0 m and...

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Q: (4 blanks) An ice-making machine operates in a Carnot cycle. It takes heat from water at 0.0 °C and ...

A: Given,temperature of the cold reservoir, TC = 0.0 °Ctemperature of the hot reservoir, TH = 24.0 °Cma...

Q: A car travels along a straight path begins to accelerate at a = (6t^2 – 4t) ft/s^2. At t = Os, its v...

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Q: xplain why an inverted image is seen under a compound microscope.

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Q: Two charges, 9, = -18.5 nC and q, = 26.5 nC, are separated by a distance d = 3.50 cm as shown in the...

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Q: 6. A potential difference of 9 V is maintained across a conductor in a circuit. If the conductor has...

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Q: To generate a wide spectrum of colours, colour ink-jet printers use what kind of ink? Do they appear...

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Q: The parachute on a drag racing car deploys at the end of a run. If the car has a mass of 900 kg and ...

A: Given mass of car m = 900 kg initial speed of car u = 35.0 m/s distance d = 1000 m  

Q: Archimedes: What forces are acting on an object when it is placed in a fluid? a) Its weight due to g...

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Q: The coefficient of friction between a sled and the snow is 0.15 A 35kg individual is being pulled on...

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Q: Question 3 refers to a horizontal massless rope attached to a 23.0 kg box on a horizontal surface as...

A: Given data:  A box on a horizontal surface  Mass (m) = 23.0 kg Coefficient of static friction (μs) =...

Q: SHOW THE GIVEN, REQUIRED AND COMPLETE SOLUTION A car travels along a straight path begins to accele...

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Q: The 2nd Law of Thermodynamics implies that a heat engine can never completely convert Heat to mechan...

A: The answer is below

Q: A pilot without special training or equipment can tolerate a horizontal acceleration of up to about ...

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Q: An object sits in between the focal point of concave mirror and the mirror itself. Describe the two ...

A: There should be a ray parallel to the principal axis which gets reflected from the mirror and passes...

Q: A private jet carrying Parker takes off with a constant acceleration of 5 m/s^2. Romanoff jumps on j...

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Q: Jack (mass 55.0 kg) is sliding due east with speed 8.00 m/s on the surface of a frozen pond. He coll...

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Q: -800- Dimensions in mm F1 600 F2 F3 900 L-560–--430–- What is the y component of F3=423 N?

A: The value of the force F3=423 N, horizontal distance from center x=480 mm and vertical distance from...

Q: What are the complete forces acting on the piano? (A Weight, friction, normal force B Weight, fricti...

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Q: An upright incident wave travelling in one direction along a string reflects after reaching a bounda...

A: Given that, An upright incident wave traveling in one direction along the string reflects after reac...

Q: Position was 10m Velocity 0m/s Acceleration -0.7m/s^2 Describe the graph **in the graph pic the man ...

A: Position by time is called velocity. Velocity by time is called acceleration.

Q: FUN F15-1. The 0.5-kg ball strikes the rough ground and rebounds with the velocities shown. Determin...

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

Q: you are sitting at a desk in a completely dark room. the room is at normal indoor room temperature. ...

A: Assume the room temprerature is standard 20°C or 293 K

Q: Bonita Cart Bonita is pulling a cart to the right. She does not realize that the cart is tied to a w...

A: Given:  Mass of cart = 36 kg Mass of Bonita = 55kg Pulling force (F) = 272 Newtons.

Q: Heat transfer occurs via: O Evaporation, transportation, and elevation. O Processes scientists still...

A: Heat transfer occur via: which mode

Q: ick one answer A. Both B and C B. Band C C. Internal forces from muscles do not influence the grou...

A: (E) it is an external force Reason: 1)the force exerted by the ground on a body in contact with it i...

Q: A 0.20 kg mass is tied at the end of a string, the other end is held and is whirled overhead making ...

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Q: A particle P moves along the x-axis. At timet seconds, its acceleration is 2ef" m/s2 in the directio...

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Q: If the electrical force of repulsion between two same amount of charges is 10 N, and they are 30,000...

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Q: 2. Why does a car always attract dust right after it is polished? ( Note that the car wax and car ti...

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Q: An individual particle's path in a moving fluid. flow line streamline pressure O temperature

A: Here, we have to tell , what is the path of a particle in a moving fluid callled. Let's see how we a...

Q: Vt = 120V R6 22 RI 10Ω R4 R2 102 120 R5 R3 ww

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Q: 1. Calculate the magnitude and direction of the electric field at point P which is 65 cm to the righ...

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Q: Is a physical vae, or mechanical vibration, or simply a series of pressure variations in an elastic ...

A: 1. the changing of sound energy to heat energy is called (B) Absorption.  

Q: An object with mass m, = 3.40 kg, rests on a frictionless horizontal table and is connected to a cab...

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Q: Glenda has a height of 1.83 meters measured from the ground surface. She then lifts a rock and throw...

A: Height of Glenda, h=1.83 mAcceleration, a=35.0 m/s2Distance, d=0.64 mBall was released ho=2.20 m abo...

Q: We compress the spring in the above system by 0.5 meters. Assume that the spring constant, k = 1,000...

A: (a) Express the relation for the initial potential energy stored in the spring. PEi=12kx2=12×1000 N/...

Q: Situation 03. A yacht is approaching the dock at 45 cm/s. A landing equipment was left on the dock a...

A: The vertical component of equipment[Uy] = 15 x sin30o = 7.5 m/sThus the vertical height (h) gained b...

Q: A typical sneeze expels material at a maximum speed of 44.9 m/s. Suppose the material begins inside ...

A: maximum velocity (v) = 44.9 msinitial velocity (u) = 0 msdistance moved while accelerating (d) = 0.2...

Q: A single mass m1 = 4.3 kg hangs from a spring in a motionless elevator. The spring is extended x = 1...

A: According to Hooks law F = kx

Q: A 380-kg piano slic from accelerating E llel to the incline (F ted by the man, - done by the man o p...

A: We know tha the we have given that the mass of the piano is m and it slide from d =  3.9 m down with...

Q: -800- "imensions in mm F1 600 F2 F3

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Q: ) A BALL IS DROPPED FROM REST AT A HEIGHT OF 50m above the around A.) What is the Speed just Before ...

A: According to question we need to find time  and final velocity?

Q: Force (N) 3 2 1. Time (s) 5 6 7! 8 -1 -2 -3 -4 -5- An object is initially at rest. A varying force i...

A: Given data:  Force vs time graph Object initial at rest. Required: The momentum of the object at tim...

Q: A bowl of apples is resting on a table. The bowl is not moving (it is not accelerating) even though ...

A: Newton's Third law states that every action has an equal and opposite reaction . In simple words, Fo...

Q: Using Circuit 1, adjust the values of the battery voltage and the resistance of R1. How does the cur...

A: Let us connect different voltages and different resistances and measure the current across  circuit ...

Q: 9. A boy slides down a hill on a sled (total mass of 35 kg) and coasts onto a flat plain with a spee...

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Q: Rod- Pithball- rod pithball Rod- Pithball- rod pithball 10.

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Q: Question 4 refers to a horizontal massless rope attached to a 23.0 kg box on a horizontal surface as...

A: NOTE: According to the guidelines, we can only solve one question per post. Please post other questi...

Q: To measure the perimeter of a triangle, the lengths of sides AB, BC and CA are measured using a cali...

A: Resolution of caliper = 0.05mm Length of side AB =50.2mm Length of side BC =55.15mm Length of side C...

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 –