A passenger train leaves a railway station at 12:00 pm and travels 3 hours on the Northbound tracks. A second passenger train leaves the same railway station at 12:45 pm and travels 2 hours and 15 minutes onthe Southbound tracks at a speed of 20 kilometers per hour faster than the first train. At 3:00 pm the two trains were 360 kilometers apart. How fast was each train traveling?  How do I setup this equation?

Q: How many kg · m/s might describe the following everyday phenomena? (Recall that momentum equals the…

A: Formula for Momentum is given by                                                  P = mv…

Q: Electrons in the picture tube of an old-style television travel at 1.25 × 108 m/s. At this speed,…

A: Speed of electron "v"= 1.25× 10^⁸ m/s . Distance travel "d"= 11.5 Inches = 0.2921m

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Q: The sidewalk is 50.0 m long and is moving at 1.25m/s. How long will it take a passenger walking at…

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Q: A boat takes 2.6 hours to travel 50 km down a river, then 6.7 hours to return. How fast is the river…

A: Time to travel down the river = 2.6 hr Time to return up the river =6.7 hr River length = 50 km Let…

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A: Given data: Your position, x=9.0 km=9×103m Bolt-1 strikes at x=0 km=0 m Bolt-2 strikes at x=12.0…

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Q: An airplane travels at a constant speed of 800 kilometers per hour (km/h). Approximately how long…

A: Given data: Speed is V = 800 km/ hr Distance travelled is D= 200 km.

Q: According to the Theory of Relativity, the length of an object depends on its velocity v with…

A: Given information:The relation between C and L for a rod of 10 cm long:C2L2 + 100V2 = 100C2Part A:

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Q: How many minutes Raman will take to cover a distance of 400 meters if he runs at a speed of 20 km/hr…

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Q: If I set off for a journey at 2:49pm and travel for one

A: I set off journey at 2:49 PM and travel one and three quates hour.  One and three quarter hour means…

Q: At noon, ship A is 130 km west of ship B. Ship A is sailing east at 25 km/h and ship B is sailing…

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A: Given data:  Mass of tennis ball (m) = 0.05 kg Speed (v) = 20 m/s Required: The momentum (P)

Q: A cosmic ray travels 60 km through the earth’s atmosphere in 400 μs, as measured by experimenters on…

A: The velocity of cosmic ray is, v=dtv=60×103 m400×10-6 sv=1.5×108 m/s

Q: 1. Convert the following numbers into scientific notation: 27 000 000 = 0.000 007 12= 821 = 0.000…

A: Requird:  To convert numbers from normal notation to scientific notation and from scientific…

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A: Let the original speed of Oliver be u. So, the velocity of Oliver in going back will be:

Q: Alight-vear is the distance that light travels in one year. The speed of light is 3.00 x 108 m/s How…

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Q: If A = 3i -2j and B = 2j, what is the magnitude of A+0.5B?

A:

Q: Two events that happen at different positions x1 and x2 but at the same time t1 = t2, as measured in…

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Q: A boat takes 3.0 hours to travel 30 km down a river, then 5.0 hours to return. How fast is the river…

A: vboat+vriver=dtdownvboat+vriver=30 km3.0 hvboat+vriver=10 km/h......................(I)

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Q: Which of the following is one of the postulates of Special Relativity?

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Q: (2) Two cars are 150 kilometres apart and travelling toward each other. One car is moving at 60 km/h…

A: The expression for the speed is written as, Here, d and t represent the distance and time,…

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Q: If the Newtonian constant has units G = [N · m2/kg2], the speed of light has units c = [m/s], the…

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Q: At noon, ship A is 110 km west of ship B. Ship A is sailing east at 25 km/h and ship B is sailing…

A:

Q: The speed of light is written in scientific notation as 3.00x10^8 m/s. How would you write this in…

A: Option 1 is the right answer  300,000,000 m/s

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