A10,000-kg rocket blasts off from earth with a uniform upward acceleration of 2.00 m/s2 and feels no air resistance. the upward thrust force its engines must provide during this acceleration is closest toa 10,000-kg rocket blasts off from earth with a uniform upward acceleration of 2.00 m/s2 and feels no air resistance. the upward thrust force its engines must provide during this acceleration is closest to:
a. 118,000 n.
b. 78,000 n.
c. 980,000 n.
d. 20,000 n.
Answers: 3
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Observations show that interstellar clouds can have almost any shape and
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The voltmeter reads 117 v and ammeter reads 0.13 a .if the resistance of ammeter and voltmeter are 9 kilo ohm and 0.015 ohm respectively ,find the value of r. 3marks
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Acarpenter is driving a 15.0-g steel nail into a board. his 1.00-kg hammer is moving at 8.50 m/s when it strikes the nail. half of the kinetic energy of the hammer is transformed into heat in the nail and does not flow out of the nail. what is the increase in temperature of the nail after the three blows that the carpenter needs to drive the nail in completely? the specific heat of steel is 448 j/kg ∙ k. a) 2.7 k b) 1.8 k c) 7.7 k d) 8.1 k e) 3.6 k
Answers: 1
A10,000-kg rocket blasts off from earth with a uniform upward acceleration of 2.00 m/s2 and feels no...
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