What If Sound travels at a speed of about 760 miles per hour and you are located at a distance of 19 miles from a very loud explosion approximately how long will it take from the time of the explosion?

What If Sound travels at a speed of about 760 miles per hour and you are located at a distance of 19 miles from a very loud explosion approximately how long will it take from the time of the explosion?
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A this usual rowing rate, Mohit can travel 12 miles downstream in a certain river in 6 hours less than it takes him to travel the same distance upstream. But if he could double his usual rowing rate for his 24 miles round trip, the downstream 12 miles would then take only one hour less than the upstream 12 miles. What is the speed of the current in miles per hour? A.2.5m/hr B.4 m/hr C.8/3 m/hr D. 5/3m/hr

Description : A this usual rowing rate, Mohit can travel 12 miles downstream in a certain river in 6 hours less than it takes him to travel the same distance upstream. But if he could double his usual rowing rate for his 24 miles round trip, ... current in miles per hour? A.2.5m/hr B.4 m/hr C.8/3 m/hr D. 5/3m/hr

Last Answer : Answer-C Basic Formula: Speed of the stream = ½ (a-b) km/hr Explanation: Let the speed in still water be x m/hr Speed of stream be y m/hr Then, speed upstream = x-y m/hr and Speed downstream = x+y m/hr 12/x-y - ... 1] 3y^2 = 8 y so, y = 8/3 speed of the current = 8/3 m/hr = 2 (2/3) m/hr

Thanu can travel 24 miles downstream in a certain river in 12hrs less than it takes him to travel the same distance upstream. But if he could double his usual rowing rate for his 48 mile round trip, the downstream 24 miles would then take only 2hr less than the upstream 24miles. What is the speed of the current in miles per hour? A) 2 / 3 miles/hr B) 8 / 3 miles/hr C) 7 / 5 miles/hr D) 3 / 5 miles/hr

Description : Thanu can travel 24 miles downstream in a certain river in 12hrs less than it takes him to travel the same distance upstream. But if he could double his usual rowing rate for his 48 mile round trip, the downstream 24 miles would ... 3 miles/hr B) 8 / 3 miles/hr C) 7 / 5 miles/hr D) 3 / 5 miles/hr 

Last Answer : ANSWER : B 

How long to travel 19.5 miles at 254 miles per hour?

Description : How long to travel 19.5 miles at 254 miles per hour?

Last Answer : At a constant speed... 4.6 minutes (or 4 mins 36 secs)

The speed of sound (at sea level) in air is: w) 340 meters per second x) 400 meters per second y) 500 meters per second z) 760 kilometers per second

Description : The speed of sound (at sea level) in air is: w) 340 meters per second x) 400 meters per second y) 500 meters per second z) 760 kilometers per second

Last Answer : ANSWER: W -- 340 METERS PER SECOND

If the first ionization energy of magnesium is 176 kilocalories per mole, one would expect the second ionization energy t be approximately: w) 350 kilocalories per mole x) 1,760 kilocalories per mole y) 200 kilocalories per mole z) 20 kilocalories per mole

Description : If the first ionization energy of magnesium is 176 kilocalories per mole, one would expect the second ionization energy t be approximately: w) 350 kilocalories per mole x) 1,760 kilocalories per mole y) 200 kilocalories per mole z) 20 kilocalories per mole

Last Answer : ANSWER: W -- 350 KILOCALORIES PER MOLE 

How many miles per hour is the speed or sound of a harrier?

Description : How many miles per hour is the speed or sound of a harrier?

Last Answer : The Harrier jet can travel at up to 689 miles per hour.

Robert travels from his home to anna park at a distance of 125 miles in 11/4 hrs. He returns to home in 2 hrs 15 mints. His average speed is. a) 50 b) 40 c) 30 d) 20

Description : Robert travels from his home to anna park at a distance of 125 miles in 11/4 hrs. He returns to home in 2 hrs 15 mints. His average speed is. a) 50 b) 40 c) 30 d) 20 

Last Answer : A Speed from home to annapark: (125*4/11)mph = (500/11)mph Speed from annapark to home: (125*4/9)mph = (500/9) mph Average speed = 2xy / (x+y) mph =[(2*500/11 *500/9) / (500/11+500/9)]mph =(500000/99) / ((4500+5500)/99) =(500000/99) / 10000 /99 =50mph

How long will it take a bird traveling at an average speed of 12 miles per hour to travel 202 miles while flying south for winter?

Description : How long will it take a bird traveling at an average speed of 12 miles per hour to travel 202 miles while flying south for winter?

Last Answer : 16 hours, 50 minutes17 hours would be 204 miles.

2 pistol were shoot from the same place at an interval of 15 mins and 15 secs but a boy in the train approaching the place hears the second shot 15 mins after the first. The speed of the train(in km/hr),supposing that speed travels at 320 metres per second is. a) 15.166 b) 17.144 c) 18.563 d) 19.188

Description : 2 pistol were shoot from the same place at an interval of 15 mins and 15 secs but a boy in the train approaching the place hears the second shot 15 mins after the first. The speed of the train(in km/hr),supposing that speed travels at 320 metres per second is. a) 15.166 b) 17.144 c) 18.563 d) 19.188

Last Answer : D Let the speed of the train be x m/sec Then distance travelled by the train in 15mins = distance travelled by sound in 15secs X*15*60 = 320*15 900x = 4800 X=4800/900 X=5.33 Speed of the train 5.33 m/s Convert m/s into km/hr 5.33m =(5.33*18/5) =(95.94/5) =19.188 km/hr

A train locomotive whose mass is 1 x 106 kilograms is traveling EAST at a speed of 100 kilometers per hour. A NORTHERLY wind is applying a force of 100 Newtons on the locomotive. How much work is the wind doing on the locomotive for each 10 meters it travels? w) 0 joules x) 1,000 joules y) 10,000 joules z) 100,000 joules

Description : A train locomotive whose mass is 1 x 106 kilograms is traveling EAST at a speed of 100 kilometers per hour. A NORTHERLY wind is applying a force of 100 Newtons on the locomotive. How much work is the wind doing ... 10 meters it travels? w) 0 joules x) 1,000 joules y) 10,000 joules z) 100,000 joules

Last Answer : ANSWER: W -- 0 JOULES

Loud sound can travel a larger distance due to a)higher amplitude b)higher energy c)higher frequency d)high speed

Description : Loud sound can travel a larger distance due to a)higher amplitude b)higher energy c)higher frequency d)high speed

Last Answer : a)higher amplitude

A camel travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the camel's legs must be one mile ahead of the other two legs, but of course this can't be true. Since the camel is normal, how is this situation possible? -Riddles

Description : A camel travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the camel's legs ... of course this can't be true. Since the camel is normal, how is this situation possible? -Riddles

Last Answer : The camel operates a mill and travels in a circular clockwise direction. The two outside legs will travel a greater distance than the two inside legs.

A camel travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the camel's legs must be one mile ahead of the other two legs, but of course this can't be true.Since the camel is normal, how is this situation possible? -Riddles

Description : A camel travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the camel's legs ... but of course this can't be true.Since the camel is normal, how is this situation possible? -Riddles

Last Answer : The camel operates a mill and travels in a circular clockwise direction. The two outside legs will travel a greater distance than the two inside legs.

A horse travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the horse's legs must be one mile ahead of the other two legs, but of course this can't be true, since the horse is normal. How is this possible? -Riddles

Description : A horse travels a certain distance each day. Strangely enough, two of its legs travel 30 miles each day and the other two legs travel nearly 31 miles. It would seem that two of the horse's legs must be ... , but of course this can't be true, since the horse is normal. How is this possible? -Riddles

Last Answer : The horse operates a mill and travels in a circular clockwise direction. The two outside legs will travel a greater distance than the two inside legs.

If the velocity of moving vehicles on a road is 24 km/per hour, stopping distance is 19 metres and average length of vehicles is 6 metres, the basic capacity of lane, is (A) 500 vehicles per hour (B) 700 vehicles per hour (C) 1000 vehicles per hour (D) 1250 vehicles per hour

Description : If the velocity of moving vehicles on a road is 24 km/per hour, stopping distance is 19 metres and average length of vehicles is 6 metres, the basic capacity of lane, is (A) 500 vehicles per hour (B) 700 vehicles per hour (C) 1000 vehicles per hour (D) 1250 vehicles per hour

Last Answer : Answer: Option C

how,he speed of sound is about 3.4 × 102 meters per second. Mark is performing a science experiment and he needs to know how far sound travels in 3 × 1010 seconds. If Mark uses a calculator to solve this problem, how will the calculator show the answer?

Description : how,he speed of sound is about 3.4 × 102 meters per second. Mark is performing a science experiment and he needs to know how far sound travels in 3 × 1010 seconds. If Mark uses a calculator to solve this problem, how will the calculator show the answer?

Last Answer : 10200000000000

kajal rides his scooter 14km at an average speed of 16 km/hr and again travels 16km at an average speed of 14 km/hr. What is her average speed for the entire trip approximately? a) 15.36 km/hr b) 17.46 km/hr c) 13.56 km/hr d) 14.86 km/hr

Description : kajal rides his scooter 14km at an average speed of 16 km/hr and again travels 16km at an average speed of 14 km/hr. What is her average speed for the entire trip approximately? a) 15.36 km/hr b) 17.46 km/hr c) 13.56 km/hr d) 14.86 km/hr

Last Answer : D Total distance travelled =14+16=30Km Time taken to travel 14 km at an average speed of 16 km/hr =14/16=7/8 Hr Time taken to travel 16 km at an average speed of 14 km/hr =16/14=8/7 hr Total time taken = ... /Total time taken =30/(7/8+8/7) =30/(113/56) =30*56/113=1680/113 =14.86 km/hr

In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec

Description : In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec 

Last Answer : In air-core cable the surge voltage travels approximately at the speed of light and a cable of 100m length gives a delay of a. 0.666μsec b. 0.333μsec c. 1.555μsec d. 1μsec 

Would you believe an electric car with 1,000 horsepower, a 0-60 time under three seconds, and a top speed over 200 miles per hour? [Link]?

Description : Would you believe an electric car with 1,000 horsepower, a 0-60 time under three seconds, and a top speed over 200 miles per hour? [Link]?

Last Answer : Why not? Pound for pound, an electric motor has far more torque that a gasoline or diesel engine, no RPM restrictions (for the most part). And the battery required for this speed demonstration only ... minimal time required in a single instance, not 8 to 10 hours like a conventional electric car.

A car travels 40 miles over 30 minutes. What is the average speed of the car during this time?

Description : A car travels 40 miles over 30 minutes. What is the average speed of the car during this time?

Last Answer : 80 miles/hour

How many miles per hour is the speed of blood in a healthy body ?

Description : How many miles per hour is the speed of blood in a healthy body ?

Last Answer : The speed of blood in a healthy body is 8 miles.

Blood Speed Per hour How much? Miles ?

Last Answer : of blood Speed Per hour 3 Miles

What is the speed in miles per hour if you are driving 15 miles in 20 minutes?

Description : What is the speed in miles per hour if you are driving 15 miles in 20 minutes?

Last Answer : It would work out as 45 miles per hour

What type of measurement us a wind speed of 25 miles per hour?

Description : What type of measurement us a wind speed of 25 miles per hour?

Last Answer : Feel Free to Answer

Is one furlong per minute the same speed as 7.5 miles per hour?

Description : Is one furlong per minute the same speed as 7.5 miles per hour?

Last Answer : 1 furlong = 1/8 mile1 minute = 1/60 hour→ 1 furlong/min = 1 × (1/8 mile)/(1/60 hour)= 1 × 60/8 mph= 7.5 mphYes.

If a airplane flew 1113 miles from San Antonio Texas to St Paul Minnesota. the trip took 2.75 hour's. which is the closest to the average speed in miles per hour of the airplane?

Description : If a airplane flew 1113 miles from San Antonio Texas to St Paul Minnesota. the trip took 2.75 hour's. which is the closest to the average speed in miles per hour of the airplane?

Last Answer : You need to divide the distance by the time.

If A plane is flying north at a speed of 200 miles per hour. The wind is blowing at a constant speed of 40 miles per hour from the east. What is the resulting speed of the plane calculated to the near?

Description : If A plane is flying north at a speed of 200 miles per hour. The wind is blowing at a constant speed of 40 miles per hour from the east. What is the resulting speed of the plane calculated to the near?

Last Answer : It is 203.96 mph. The question does not specify the degree ofrounding required.

Is one furlong per minute the same speed as 7.5 miles per hour?

Description : Is one furlong per minute the same speed as 7.5 miles per hour?

Last Answer : 1 furlong = 1/8 mile1 minute = 1/60 hour→ 1 furlong/min = 1 × (1/8 mile)/(1/60 hour)= 1 × 60/8 mph= 7.5 mphYes.

If A plane is flying north at a speed of 200 miles per hour. The wind is blowing at a constant speed of 40 miles per hour from the east. What is the resulting speed of the plane calculated to the near?

Description : If A plane is flying north at a speed of 200 miles per hour. The wind is blowing at a constant speed of 40 miles per hour from the east. What is the resulting speed of the plane calculated to the near?

Last Answer : It is 203.96 mph. The question does not specify the degree ofrounding required.

What is the answer to this question. A car is traveling at a speed of 60 miles per hour what is the speed of the car in feet per minute?

Description : What is the answer to this question. A car is traveling at a speed of 60 miles per hour what is the speed of the car in feet per minute?

Last Answer : 1 mile = 5280 feet, hence 60 miles is 60x5280 = 316800 feet and this is traveled in 1 hour or 60 minutes. Hence per minute is 316800/60 = 5280 feet per minute. There is a short cut. If you ... per minute. Similarly, to get feet per second from miles per hour, multiply mph by the fraction (22/15)

A freight car weighing 20 tons and moving at a speed of 7 miles per hour on a horizontal track collides and couples with a stationary car that weighs 15 tons. Neglecting friction, determine the velocity of the coupled cars.

Description : A freight car weighing 20 tons and moving at a speed of 7 miles per hour on a horizontal track collides and couples with a stationary car that weighs 15 tons. Neglecting friction, determine the velocity of the coupled cars.

Last Answer : ANSWER: 4 MILES PER HOUR

how long will it take to drive 195 miles @ 55 miles per hour?

Description : how long will it take to drive 195 miles @ 55 miles per hour?

Last Answer : That'll be a little over three and a half hours.

How long will it take a car traveling at rate 68 miles per hour to go 510 miles?

Description : How long will it take a car traveling at rate 68 miles per hour to go 510 miles?

Last Answer : time = distance ÷ speed= 510 miles ÷ 68 miles/hour= 7.5 hours= 7 hours 30 minutes

How long will it take to drive 291 miles at 75 miles per hour?

Description : How long will it take to drive 291 miles at 75 miles per hour?

Last Answer : Need answer

How long would it take to 15 miles at 35 miles per hour?

Description : How long would it take to 15 miles at 35 miles per hour?

Last Answer : It will take you exactly 25.71 min to drive 15 miles at 35miles/hour (without any stop or deceleration which by the way isunrealistic). To get the answer please do[15miles/(35miles/1hour)]. The ... then multiply the ratio thatyou get by 60 minutes to get the 25.71 minutes.Ben from Cleveland, OH

How long would it take to 15 miles at 35 miles per hour?

Description : How long would it take to 15 miles at 35 miles per hour?

Last Answer : It will take you exactly 25.71 min to drive 15 miles at 35miles/hour (without any stop or deceleration which by the way isunrealistic). To get the answer please do[15miles/(35miles/1hour)]. The ... then multiply the ratio thatyou get by 60 minutes to get the 25.71 minutes.Ben from Cleveland, OH

How long does it take to drive 2553 miles at 75 miles per hour?

Description : How long does it take to drive 2553 miles at 75 miles per hour?

Last Answer : 34 hours, 2 minutes, 24 seconds

How long does it take to go 146 miles at 55 miles per hour?

Description : How long does it take to go 146 miles at 55 miles per hour?

Last Answer : One-way travel between the points will take at least 2 hours and 39 minutes (2.65 hours).146 / 55 = 2.6545(How long does it take to go 146 miles at 55 miles per hour?)

How long does it take to drive 124 miles at 65 miles per hour?

Description : How long does it take to drive 124 miles at 65 miles per hour?

Last Answer : 1 hours 54 minutes 27 seconds

What is the approximately distance in miles between New York City and Philadelphia?

Description : What is the approximately distance in miles between New York City and Philadelphia?

Last Answer : It is 94.18 Miles according to mapquest.

he crossed the breadth of the Eastern Hemisphere, visited territories equivalent to about 44 modern countries, and put behind him a total distance of approximately 73000 miles: he was world's greatest traveler of Pre-modern times A. Megasthenes B. Fahien C. Marco Polo D. Ibn-e-Batuta

Description : he crossed the breadth of the Eastern Hemisphere, visited territories equivalent to about 44 modern countries, and put behind him a total distance of approximately 73000 miles: he was world's greatest traveler of Pre-modern times A. Megasthenes B. Fahien C. Marco Polo D. Ibn-e-Batuta

Last Answer : ANSWER: C

he crossed the breadth of the Eastern Hemisphere, visited territories equivalent to about 44 modern countries, and put behind him a total distance of approximately 73000 miles: he was world's greatest traveler of Pre-modern times A. Megasthenes B. Fahien C. Marco Polo D. Ibn-e-Batuta

Description : he crossed the breadth of the Eastern Hemisphere, visited territories equivalent to about 44 modern countries, and put behind him a total distance of approximately 73000 miles: he was world's greatest traveler of Pre-modern times A. Megasthenes B. Fahien C. Marco Polo D. Ibn-e-Batuta

Last Answer : ANSWER: C

he crossed the breadth of the Eastern Hemisphere, visited territories equivalent to about 44 modern countries, and put behind him a total distance of approximately 73000 miles: he was world's greatest traveler of Pre-modern times A. Megasthenes B. Fahien C. Marco Polo D. Ibn-e-Batuta

Description : he crossed the breadth of the Eastern Hemisphere, visited territories equivalent to about 44 modern countries, and put behind him a total distance of approximately 73000 miles: he was world's greatest traveler of Pre-modern times A. Megasthenes B. Fahien C. Marco Polo D. Ibn-e-Batuta

Last Answer : ANSWER: C

The speed of sound in air at sea level is approximately------? A. 300 meter per second B. 320 meter per second C. 340 meters per second (Answer) D. 370 meter per second

Description : The speed of sound in air at sea level is approximately------? A. 300 meter per second B. 320 meter per second C. 340 meters per second (Answer) D. 370 meter per second

Last Answer : C. 340 meters per second (Answer)

A car travels at 20 meters per second. What is its rate in kilometers per hour?

Description : A car travels at 20 meters per second. What is its rate in kilometers per hour?

Last Answer : 20 m/s (1 kl/1000 m)(3600 s/1 hr) = 72 kilometers an hour -------------------------------

How to disturb a loud speaker sound from distance with any electronic device?

Description : How to disturb a loud speaker sound from distance with any electronic device?

Last Answer : Wait ‘til it is dark, then sneak out and cut the cable.

The distance from the Earth to the Sun is about 100 million miles. The speed of light is 186,000 miles per second, and light takes eight minutes to reach the Earth from the Sun. Let's say the Sun rose at 6am this morning, and that by some freak of physics the speed of light is suddenly doubled to 372,000 miles a second.What time will the Sun rise tomorrow? -Riddles

Description : The distance from the Earth to the Sun is about 100 million miles. The speed of light is 186,000 miles per second, and light takes eight minutes to reach the Earth from the Sun. Let's say the ... of light is suddenly doubled to 372,000 miles a second.What time will the Sun rise tomorrow? -Riddles

Last Answer : 6am again. After all, what diffrence does the speed of light make to the answer? It's irrelevant- only the speed of the roation of the Earth matters here.

India’s territorial water extends up U9to a distance of ? (a) 19.2 miles (b) 12 nautical miles (c) 200 nautical miles (d) 12 km

Description : India’s territorial water extends up U9to a distance of ? (a) 19.2 miles (b) 12 nautical miles (c) 200 nautical miles (d) 12 km

Last Answer : (b) 12 nautical miles

Walking home one day, you take a short cut along the train tracks. The tracks cross a narrow bridge over a deep gorge. At the point you are 3/8 of the way across the bridge, you hear the train whistle somewhere behind you. You charge across the bridge, and jump off the track as the train is about to run you down. As it happens, if you had gone the other way, you would have reached safety just before being run over as well. If you can run ten miles per hour, how fast is the train moving? -Riddles

Description : Walking home one day, you take a short cut along the train tracks. The tracks cross a narrow bridge over a deep gorge. At the point you are 3/8 of the way across the bridge, you hear the train whistle ... run over as well. If you can run ten miles per hour, how fast is the train moving? -Riddles

Last Answer : The train is moving at 40 miles per hour. Imagine that a friend is walking with you. When the train whistle blows, you head away from the train, he heads toward it. When he reaches safety, you ... the bridge in the time you cross the remaining 1/4, the train must be moving four times your speed.

How do I sound proof a room with a very loud large compressor in it?

Description : How do I sound proof a room with a very loud large compressor in it?

Last Answer : vacuum panels