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Explain why the speed and
Explain the difference between root mean square (r.m.s.) speed and mean
speed.Why is r.m.s. speed a more useful quantity?
0 answers
asked by
Dia B
380 views
The fuel efficiency, E, in litres per 100 km, for a car driven at speed v, in km/h is E(v)=1600v/(v^2+6400)
a)If the speed limit
1 answer
asked by
Jessica
883 views
Angelica’s speed is 4 cm/minute, Monique’s speed is 3.5 cm/minute, and Courtney’s speed is 5.5 cm/minute. Which turtle
1 answer
13 views
Angelica’s speed is 4 cm/minute, Monique’s speed is 3.5 cm/minute, and Courtney’s speed is 5.5 cm/minute. Which turtle
1 answer
asked by
The boundaries of the former Soviet Union changed
20 views
Angelica’s speed is 4 cm/minute, Monique’s speed is 3.5 cm/minute, and Courtney’s speed is 5.5 cm/minute. Which turtle
1 answer
19 views
A bus makes a 10 mph journey through town . its top speed is 30 mph and its mean speed is 10 mph explain why theese speeds are
2 answers
asked by
Jake james
770 views
The speed of light in a vacuum is 2.998 × 10^8 m/s.
What is its speed in miles per minute (mi/min)? Please explain the steps you
0 answers
asked by
Alice
1,186 views
A bus makes a 10 mile journey throuh town. Its top speed is 30mph and its mean speed its 10 mph.
Explain why these speeds are
4 answers
asked by
Remy
682 views
A bus makes a 10 mile journey throuh town. Its top speed is 30mph and its mean speed its mph.
Explain why these speeds are
8 answers
asked by
Lucy
1,442 views
a ball is shot upwards from ground level at a vertical speed of 40 m/s.
a. What is the vertical speed of the ball just as it hits
1 answer
asked by
Amy
534 views