drives the 235 miles to Shellberg , takes a 54 minute break and then drives a further 300 miles to Springton, arriving at 6:48 pm. (a) Assuming the motorist drives at a constant speed throughout the journey, at what speed (to the nearest mile per hour) does he/she travel? Answer: ______ miles per hour ( b) If the motorist had gone 8 miles per hour slower than the speed you recorded in part (a), at what time (to the nearest minute) would he or she arrive? Answer: _______pm (c) If the motorist had

Q: Ring 1 has a radius R₁ = 9 cm and a charge Q₁ = 54 pC uniformly distributed over the ring. Ring 2…

A: Given ring :1 R1=9 cm, Q1=54 pC Ring :2 R2=5 cm ,λ2=-50 pC/m

Q: A distant point source of red light, a mask with two identical, very narrow slits, and a screen are…

A:

Q: 35. The magnetic flux through the loop shown in the accompanying figure varies with time according…

A:

Q: Two long parallel wires 79.4 cm apart are carrying currents of 12.6 A and 28.1 A in the opposite…

A:

Q: 1 A man pushing a mop across a floor causes it to undergo two displacements. The first has a…

A:

Q: A thin conducting wire is bent into the shape shown in the figure. The circular portion of the wire…

A:

Q: (Figure 1) shows a metal advertising sign of weight w suspended from the end of a horizontal rod of…

A:

Q: 4. A long straight wire carries a current of D/5 A and a circular loop of wire carries a current of…

A: Given:  D = 65I1 = D5A=625 A B = 335I2 = B5 A = 3325 ARadius = C = 133 cm = 1.33 m

Q: 4.0-cm wide plastic film being wrapped onto a 2.0-cm diameter roller that turns at 98 rpm. The…

A:

Q: Water travels through a pipe at 4 m/s. The pipe changes from a radius of 0.75 m to a radius of 1.25…

A:

Q: The conduction electrons in a cylindrical, current-carrying wire have a drift velocity of 0.35 mm/s.…

A: Problem 1 Given Drift velocity is given as vd=0.35 mm/s=0.35×10-3 m/s Number of conduction electrons…

Q: schoolboy is trying to pump up a bicycle tire so that its pressure is 0.6 × 105 Pa above that of…

A: Given  Pressure (P) = 0.6 × 105 Pa  Diameter of circular piston (d) = 0.025 m  Area of circular…

Q: Problem 17:   Water is moving at a speed of 2.2 m/s through a hose with an internal diameter of 1.45…

A: We are given the speed of water. We are also given the diameter of the hose. We use this to find…

Q: The figure shows a uniform 66-g wire bent into a right triangle with L = 13.1 cm and H = 8.5 cm.…

A:

Q: The current in a long wire creates a magnetic field in the region around the wire. How is the…

A: Given: a long wire creates a magnetic field around it. To be determined:  the correct option for…

Q: IP Force Times Distance I At the local hockey rink, a puck with a mass of 0.12 kg is given an…

A: Given, The mass of hockey rinks, m=0.12 Kg The initial speed, u=5.3 m/s The coefficient of friction…

Q: The dumbbells below are the all same size and the forces all have the same magnitude. Rank them in…

A: Torque is the product of force and distance. Tau = r x F = rF sin th

Q: Water travels through a pipe at 11.1 m/s. The pipe expands from a crossectional area of 1.5 m2 to an…

A:

Q: ▼ Part A Estimate the radiation pressure due to a bulb that emits 25 W of EM radiation at a distance…

A:

Q: A 0.40 kg block can slide up and down a rough 10-m-high, 30-m-long slope. At the bottom, a stiff…

A:

Q: to the faces of the loops is out of the screen (towards you) and assume the positive vertical…

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Q: The graph below shows the force needed to stretch a spring. What work is needed to stretch it from 5…

A: Introduction on ideal spring: 1) If a spring is stretched, then a force is required from each end of…

Q: A wheel starts at rest and turns with angular acceleration of 1.88 rad/s². How long does it take to…

A: Given data:  Initial angular velocity (ω0) = 0 rad/s Angular acceleration (α) = 1.88 rad/s2 Angular…

Q: A simple circuit consists of a constant-voltage power supply and a variable resistor. What effect…

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Q: What fraction of the electrons in copper have energies between 0.80 and1.0 of the maximum energy at…

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Q: A small airplane with full fuel tanks, but no occupants or baggage, has a mass of 1.17 x 103 kg and…

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Q: typical pressure in a vein is 18 mm Hg. How high would you need to hang an IV bag so that the fluid…

A: As per guidelines only first question is solved here. Given, Pressure in vein is 18 mm Hg . So ,…

Q: the particle is equal to 2.5 kg. Which of the following best describes the direction (acute angle…

A:

Q: Two long parallel wires 79.4 cm apart are carrying currents of 12.6 A and 28.1 A in the opposite…

A: Given data:  Distance between the wire (d) = 79.4 cm = 0.794 m Currents in the wires I1 = 12.6 A and…

Q: Consider the current-carrying wire shown in the figure. The current creates a magnetic field at the…

A:

Q: You build a boat with mass of 3310 kg and a volume of 11 m^3. If it is placed in the water, how much…

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Q: A telescope consists of a +4.0-cm focal length objective lens and a +0.80-cm focal length eyepiece…

A: A) Write the equation for the objective lens and substitute the required values to calculate the…

Q: Average Force of Bat A 140 g baseball pitched at a speed of 40 m/s is hit straight back to the…

A: Given data:  Mass (m) = 140 g = 0.140 kg Initial velocity (u) = +40 m/s Final velocity (v) = -70 m/s…

Q: What is the electric and potential field at the surface of a balloon of radius "2r"?

A:

Q: The following figure shows four bars of equal mass rotating about their center. Rank their…

A: Rotational Kinetic Energy (KE) is given by: KE=Iω22 Here, I=Moment of inertiaω=Angular Velocity

Q: Calculate the value of the error with one decimal place for: z = x・y where X = 25 +/- 8% Y and = 35…

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Q: What is the magnitude of the electric field at a point that is a distance of 3.0 cm from the center…

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Q: There are two carotid arteries that feed blood to the brain, one on each side of the neck and head.…

A:

Q: -Circular turns of radius r in a race track are often banked at an angle of 0 to allow the cars to…

A: Introduction: The car shown in the figure is to be taken into account for the explanation of the…

Q: During a certain time interval, the angular position of a swinging door is described by ? = 4.94 +…

A:

Q: Example 10 Three boxes are hung from a pulley system as shown in the following diagram. If box A has…

A: Since cord is unstrecheble and pulley is frictionless and both cord and pulley have negligible…

Q: Consider 0.900 mol of an ideal diatomic gas that undergoes the following processes: A-B: A…

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Q: A hippo is dozing under water with only its small nostrils sticking out. It has a mass of 3000 kg…

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Q: synthesis problems SP1. Suppose that the input piston of a hydraulic jack has a diameter of 2 cm and…

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Q: A hydraulic jack piston has a diameter of  0.06 m. The hydraulic jack is connected to another piston…

A: Given: The diameter of the hydraulic jack is 0.06 m. The diameter of the support load piston is 0.5…

Q: In the figure below, the current in the long, straight wire is I₁ = 8.80 A and the wire lies in the…

A: Given data, Currents, I1=8.8 AI2=10 A

Q: A cube of edge length = 4.40 cm is positioned as shown in the figure below. A uniform magnetic field…

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Q: As shown in figure, a 2kg block initially at rest is pulled along an inclined, rough surface by a…

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Q: 12.0 N 30.0% b 10.0 N 9.00 N The figure shows one cylinder inside another. The inner cylinder has a…

A:

Q: Different units can be used to measure the same physical quantity, differing only by some…

A: Ans is 10-4

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 –