A train travels at a constant speed of 60 mi/h and crosses over a road as shown. If the automobile A is travelling at 45 mi/h along the road,determine the magnitude and direction of the velocity of the train relative to the automobile.

Q: A photographer in a helicopter ascending vertically at a constant rate of 1.2 m/s accidentally drops…

A: According to the question data Helicopter ascending vertically velocity = camera velocity at the…

Q: A flat-bed truck travels East on a highway at 80.0km/h. As the truck is moving, a cyclist is inside,…

A: Relative velocity is defined as the velocity of object A with respect to the velocity of object B.…

Q: Pete and Sue, two reckless teenage drivers, are racing eastward along a straight stretch of highway.…

A: Given Pete's velocity vp=88km/h Sue's velocity vs=117km/h

Q: The driver of a van “times the light” and passes through an intersection at constant speed 15.0 m/s…

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Q: A man in a tower 18 meters high, throws a stone horizontally that reaches a point in the ground 25 m…

A: a) To find the velocity along the horizontal, we need to calculate the time required by the object…

Q: A river has a steady speed of 0.650 m/s. A student swims upstream a distance of 1.00 km and swims…

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Q: A chauffeur heads south with a steady speed of v, = 22.0 m/s for t, = 3.00 min, then makes a right…

A: (a). S=S1+S2+S3 S=-24×3×60j-25×3×60i-30×60cos45i+30×60sin45j  =- 4320j - 4500i - 1272.79i + 1272.79j…

Q: A project by some  Engineering students requires them to monitor the traffic safety at a busy…

A: vg = 55 mph VA = 70 mph

Q: A river has a steady speed of 0.670 m/s. A student swims upstream a distance of 1.00 km and swims…

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Q: A field biologist is studying the migration patterns of northern gannets (a type of seabird). On one…

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Q: A river has a steady speed of 0.300 m/s. A student swims upstream a distance of 1.00 km and swims…

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Q: A celebrated Mark Twain story has motivated contestants in the Calaveras County Jumping Frog…

A: Projectile motion is the motion in which a body is thrown at specific angle and it will subject to…

Q: u see a jet making a landing in the northern direction, moving at a speed of 90m/s right after…

A: We know that the first equation of motion is given as  v = u+at  where v is the final velocity of…

Q: A jumbo jet maintains a constant airspeed of 600 miles per hour (mi/hr) headed due north. The jet…

A: a) Write the expression for the velocity of the jet relative to the air. va=(0 mi/hr)i+(600…

Q: A river has a steady speed of 0.440 m/s. A student swims upstream a distance of 1.00 km and swims…

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Q: A man can swim with a speed of 4.0 km/h in still water. How long does he take to cross a river 1.0…

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Q: Two trains, one training at 72.0km/h and the other at 144km/h, are headed toward one another along a…

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Q: What is the velocity of a car that travels from mile marker 250 on I-10 to mile marker 31 on I-10 in…

A: Velocity of the car

Q: The position vector of a cat running on a field is given by: r(t) 312 – 4t + 2 y(t) 6t2 – 5t where…

A: The position of the particle at time t is given by Where  and  are unit vectors along + x-axis and…

Q: A passenger arriving in a new town wishes to go from the station to a hotel located 10km away on a…

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Q: In a boat race, boat A is leading boat B by 50 m and both boats are traveling at a constant speed of…

A: Given : Distance between boat A and boat B = 50 m Initial speed of boat A and boat B =va=vb 180 km/h…

Q: A stone thrown off a bridge 40 m above a river has an initial velocity 7.6 m/s at an angle of 42…

A: The height of the bridge is 40 m. The initial velocity of the ball is 7.6 m/s. The angle with the…

Q: 7. (II) You are driving home from school steadily at 95 km/h for 180 km. It then begins to rain and…

A: CONCEPT: We know,           Speed = distance/ time                  v = s/t Where 's' is the…

Q: A river has a steady speed of 0.570 m/s. A student swims upstream a distance of 1.00 km and swims…

A: Given :     Steady speed of the river, vR = 0.57 m/s     Distance travelled, d = 1 km      Speed of…

Q: A daredevil drove his motorcycle up an incline at 40 degree angle with the horizontal and drove off…

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Q: A seagull flies at a velocity of 11.00 m/s straight into the wind. (a) If it takes the bird 22.0 min…

A: Velocity is a vector quantity and as a result, an object under the action of a number of velocities…

Q: Two boats start together and race across a 62-km-wide lake and back. Boat A goes across at 62 km/h…

A: a) The expression to determine the time taken by boat A to cross the lake is,…

Q: Two piers, A and B, are located on a river; B is 1500 m downstream from A (Fig.). Two friends must…

A: Given data d=1.5 kmu=4 km/hv=2.8 km/h

Q: hot air balloon ascends straight up from the ground with a constant speed of 8.0 m/s. Three seconds…

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Q: Blood is accelerated from rest to a speed of 27.5 cm/s in a distance of 1.77 cm by the left…

A: Kinematic relation

Q: A motorboat can maintain a constant speed of 15 mph relative to the water. The boat makes a trip…

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Q: In order to go from her office to her favorite pizzeria for lunch, woman walks due east (polar angle…

A: Given: Velocity in east direction (ve) = 3.2 m/s. Time of travel in east direction (te) = 5 minute.…

Q: What is the bank robber's displacement during this time interval? Enter a positive value if the…

A:

Projectile Motion