Question 3 "An object should be placed 30 cm in front of a concave spherical mirror of focal length of 20 cm such that the height of an upright image is half of object size." This statement is %3D A True False
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A: Given Initial velocity of object u = 12 m/s Final velocity of object v = 45 m/s Accleration of…
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A: Given data: 60 miles per hour Required: Answer in meters per second
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A: Given that:- A ball is dropped from height=h=114 feet
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Q: Suppose a runner jogs 50 meters and then turns around and runs back 30 meters. What is the distance…
A: Given : d1 = 50 meters d2 = 30 meters
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Q: what was the average speed in km/h of a car that travels 772km in 5.8h?
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A: The rate of change of velocity is known as acceleration. Consider the initial velocity of the object…
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Q: 9. How long does it take a race car to complete a 4000m lap at a top speed of 40 m/s?
A: Hai, since there are multiple questions posted, we will answer the first question. The time taken is…
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A: Given Initial velocity V1 = 2m/s Final velocity V2 =50 m/s Time taken dt = 16 s Then change in…
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Q: 6.A woman swims the length of a 112-m pool and back again (one lap) in 108.03s with a constant…
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Q: 20. Distance = 132 m, time taken = 12 s, acceleration = -1ms-2. Find the final velocity. a) 4m/s b)…
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Q: QUESTION 13 In a car race, car A is traveling at 35.0 m/s and is 20.0 m in front of car B who is…
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Q: A car driver trained on the race track moved 140 meters in 20 seconds. What was his average speed?
A: we know wheres = avg speed d = total distance traveled =140 mt = total time elapsed=20 sec
Q: A 1,920kg car moving at 26km/h is accelerated at a constant rate of 2m/s2 up to speed of 76 km/h.…
A: mass of car = 1920 kg Initial velocity (u) = 26 km/hr Final velocity (v) = 76 km/hr acceleration (a)…
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Q: Convert 10 miles per second to miles per hour
A: Given data: 10 miles per second Required: The value of 10 mi/s in miles per hour
Q: A car travels at a constant velocity of 30 m/s. How long does it take to travel 126 meters? A car…
A: t=dv=126 m30 m/s=4.2 s
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