The Antarctic expedition drives their snowmobiles 185 miles south from their camp. Then they turn and drive 70 miles west. Now it is time to return to camp. In what direction must they drive and will they make it on 190 miles worth of gas?

Q: 11. Multiple Choice: Two forces have magnitudes of 11 newtons and 5 newtons. The magnitude of their…

A: Given data:  Two forces F1 = 11 N and F2 = 5 N Required: The range of magnitude of their sum

Q: 2) Suppose 65 passengers with an average mass of 75kg are transported by a ski lift to a height of…

A:

Q: Imagine that a 10-cm-diameter circular hole was drilled all the way through the center of the Earth.…

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Q: A 3.55 mm high diamond is placed on the axis of, and 14.1 cm from, a lens with a focal length of…

A:

Q: A 0.60 kg block rests on a frictionless horizontal countertop, where it is attached to a massless…

A: block has maximum speed when spring extension is zero. I.e, the energy stored in spring is zero. Now…

Q: A 0.329-kg volleyball approaches a player horizontally with a speed of 15.5 m/s. The player strikes…

A:

Q: A motor boat moves at a steady speed of 4 m/s. Water - resistance acting on it is 2460 N. Calculate…

A: Given data:  Velocity (v) = 4 m/s Force (F) = 2460 N Required: Power (P)

Q: 30 Ω h r= E= 1Ω 45V d. 40 Ω E1 = 80 V r = 20 2 1Ω H Ww g f e 3.

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Q: kq 92 F, = 92 91 k = 9 X 109 If q1 = 10 µC and q2 = 15 µC and r = .02 m, then the force between them…

A:

Q: The equation of state for 5 g of oxygen at a pressure P and temperature T, when occupying a volume…

A: Write the ideal gas equation. PV=nRTwhere,n=mM

Q: 15° with the horizontal is 1.5 km. What is the range of horizontal? (a) 1.5 km (b) 3 km (c) 6 km (d)…

A: Given data:  Angle (θ) = 15° Horizontal Range (R) = 1.5 km Required: The range of projectile when…

Q: 21 It is well known that any radiocar only 0.5 percent of thorium disap 1. What is the half-life of…

A: (i)The half life of a substance is the amount of time it takes a substance to decay to its half…

Q: Tension is maintained in a string as in the figure below. The observed wave speed is v = 199 m/s…

A: Given value--- mass = 3 kg. wave speed = 199 m/s. We have to find--- What is the mass per unit…

Q: Explain in words using physics concepts why inserting a dielectric material into a capacitor…

A: When we fill the capacitor with a dilectric material  Then it's capacitance gets increased. Reason…

Q: Two parallel wires are 0.0623 m apart, and each carries a 3.25 A current in the same direction. The…

A:

Q: A long, straight solenoid with a radius of rs = 3.0 cm and a length of y = 25 cm is wound with 1,500…

A:

Q: The image behind a convex mirror (radius of curvature = 85.0 cm) is located 38.0 cm from the mirror.…

A: radius of curvature of convex mirror = 85 cm Image distance (i) = -38 cm (negative sign shows the…

Q: 24) A3.00-m-long ladder, weighing 200 N, leans against a smooth vertical wall with its base on a…

A:

Q: A 12-Newton force was applied to a 1.5-kg mug of root beer. It accelerates from rest over a distance…

A:

Q: What direction does the magnetic force point? Bout of board V +q A) Up D) Down B) Left E) Right C)…

A: Required:- Direction of the magnetic force.

Q: Find the value of work done is 460 J and displacement is 36 m. Find the force applied ?"

A: Given data:  Work done (W) = 460 J Displacement (d) = 36 m Required: Force (F)

Q: A spring oriented vertically is attached to a hard horizontal surface as in the figure below. The…

A:

Q: Cite and discuss examples when a person actually experience at rest and in motion at the same time

A: There are many examples for a body is at rest and in motion at the same time. When we are sitting…

Q: Suppose it takes a force of 30 N to hold a spring that has been stretched from its natural length of…

A: force on spring F = Kx.... (1)  K= spring constant x= displacement Work done in order to stretch…

Q: 13.4 The car is traveling at a constant speed through a dip in the road. The radius of curvature of…

A: Here, the given depth is consider as the radius of an arc and the acceleration applied to it as the…

Q: Find the final velocity of car after 1.2 s if car start from rest and value of acceleration is 2…

A: Given data:  Initial velocity (Vi) = 0 m/s Acceleration (a) = 2 m/s2 Time (t) = 1.2 s Required:…

Q: A 50.0-kg person jumps onto the floor from a height of 2.7 m. If he lands stiffly with his knee…

A:

Q: ith focal length f = 30 cm is used to view an object 90 cm from the lens. How far from the lens does…

A: We know that the lens formula is given as  1f= 1u+1v where f is the focal length of the lens  u is…

Q: 10. The range of a particle when launched at an angle of horizontal? (a) 1.5 km (b) 3 km (c) 6 km…

A:

Q: A convex mirror has a focal length of -21 cm. Find the magnification produced by the mirror when the…

A:

Q: A 5 kg grocery cart is moving to the right with a speed of 2.0m/s collides with a 6 kg grocery cart…

A: Given data:  Mass of first cart (m1) = 5 kg Initial velocity of first cart (v1) = 2.0 m/s, to the…

Q: 1. How much work is done by a force F= 9x^2+2x, with x in meters, that acts on a particle as it…

A:

Q: A 70-kg skier accelerates down an icy hill from an original height of 530 meters. Use the…

A: Work energy theorem It states that work done(conservative and non conservative) on any body is equal…

Q: A 5.95 mm high firefly sits on the axis of, and 11.7 cm in front of, the thin lens A, whose focal…

A:

Q: A positively charged rod is brought near, but not touching, sphere A. In picture a, both spheres are…

A: Given, Positivey charged rod bought near ,but not touching the sphere A

Q: A stretched spring is released at time t=Os and allowed to oscillate back and forth on a…

A: Given : time period of oscillation, T = 2s Object executes simple harmonic motion.

Q: A person whose eyes are 1.70 m above the floor stands in front of a plane mirror. The top of her…

A:

Q: )A person who is 30 m under water will experience O more pressure than a person 40 m underwater more…

A: A person is 30 m under water Let the atmospheric pressure = PoLet the density of water (ρ) = 1000…

Q: An elevator weighing 22 000 N is supported by a steel cable. What is the tension in the cable when…

A: Force=22000N Acceleration=3.50m/s²

Q: The position of an object connected to a spring varies with time according to the expression x =…

A: Given value --- x = (5.5 cm) sin(6.6 pi t). We have to find--- Find the period of this motion.…

Q: The largest and shortest distance of earth from the sun are r, and r,. Its distance from the sun…

A:

Q: How much heat transfer occurs from a system, if its internal energy decreased by 150 J while it was…

A: Given: Internal Energy (△U) = - 150 Joule Net work done ( W) = 30 Joule

Q: 14) A 15-kg child is sitting on a playground teeter-totter, 1.5 m from the pivot. What is the…

A: We know that We  know that the formula of  the moment is given as  M = Fd ------ eq1  where F is the…

Q: 2. A uniform ladder weighing 330. N is leaning against a wall. The ladder slips when the angle with…

A:

Q: 13.1 A car drives through portion AB of the S-curve at constant speed, decel- erates in BC, and…

A:

Q: In a rising updraft, High and Low pressure is created on the upshear and downshear sides of the…

A: Given : In a rising updraft, High and Low pressure is created on the upshear and downshear sides of…

Q: A 0.7-kg bird flying at 10m/s collides with another 2kg blue bird flying in the opposite direction…

A:

Q: A resistance of 37 ohms is connected to a 16 V battery. Calculate the heat energy in joules ?

A: Given data :     Time  =  t    Voltage  =  V    Resistance  =  R        To find :       Heat energy

Q: Solve for the average mechanical power that must be delivered by the muscles of a mountain climber…

A:

Q: that

A: Given, Mass(M)=13 kg. Displacement=65 cm=65/100 m=0.65 m. g=9.8 m/s²

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 –