Physics, 25.09.2020 06:01 cal1805p8uo38
If a car starting from rest is accelerated at the rate of 0 2 m/s find
its final velocity at the end of 1 minute. What will be the distance
covered during this time?
Answers: 1
Physics, 21.06.2019 18:10
Scientists use laser range-finding to measure the distance to the moon with great accuracy. a brief laser pulse is fired at the moon, then the time interval is measured until the "echo" is seen by a telescope. a laser beam spreads out as it travels because it diffracts through a circular exit as it leaves the laser. in order for the reflected light to be bright enough to detect, the laser spot on the moon must be no more than 1.0 km in diameter. staying within this diameter is accomplished by using a special large-diameter laser. part a if λ = 540nm , what is the minimum diameter of the circular opening from which the laser beam emerges? the earth-moon distance is 384,000 km. express your answer to two significant figures and include the appropriate units.
Answers: 1
Physics, 22.06.2019 02:30
The act of moving from one place to another. a. locomotor b. aerobic c. stationary d. static
Answers: 3
Physics, 22.06.2019 11:50
Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending
Answers: 2
Physics, 22.06.2019 14:00
Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.
Answers: 1
If a car starting from rest is accelerated at the rate of 0 2 m/s find
its final velocity at the en...
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