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Someone please please please help me with this. Ill give u whatever rating u want
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Pe un reostat sunt scrise valorile R=220 , I=0,8A. Poate fi legat acest reostat la o priza de 220V?
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1. Since sleep is so important, we might wonder why people so often fail to get a sufficient amountof sleep. What factors do you think are most important in preventing people from getting enoughsleep?2. What factors prevent you from getting enough sleep in your own life?3. How could factors that prevent people from getting enough sleep be addressed? If you weredesigning an intervention to promote healthy sleep, what would you try to do?4. Some careers involve regular sleep deprivation (e.g., flight attendants and jet lag: doctors andnight shifts). How does learning about sleep deprivation change your opinion about thesecareers? Should they be regulated in some way, and if so, how?
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Why is it important to know the location of active and inactive faults in our country?
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Which two statements are true about redox reactions?A.They are single-replacement reactions.B.An acid gains an electron lost by a base.C.Electrons are both gained and lost.D.All types of reactions are redox reactions.
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At what point on the position-time graph shown is the object's instantaneous velocity smallest?ADCB
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A toaster has a resistance of 30 ohms. It draws 2A of current from the outlet. What is the potential difference ?A. 60vB. 2vC. 15vD.30v
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A 0.5-kilogram soccer ball is kicked with a force of 50 newtons for 0.2 seconds. The ball was at rest before the kick. What is the speed of the soccer ball after the kick?
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The pitch of a sound you hear depends on the------------------ of the sound wave.The pitch of a sound you hear depends on the------------------ of the sound wave.
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On the way to the moon, the Apollo astronauts reach a point where the Moons gravitational pull is stronger than that of Earths.Find the distance of this point from thecenter of the Earth. The masses of theEarth and the Moon are 5.98 1024 kg and7.36 1022 kg, respectively, and the distancefrom the Earth to the Moon is 3.84 108 m.
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Which of the following is not a source of light? *a) sunb) starc) mirrord)cfl
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Explain how to identify a starting position on a line.
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In the video "Shoot with great form" Klay says you should rest the ball onfor a better shot.on a flat handfinger tipsO palm of handyour head
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What foods are recommended for pregnant woman?4. What is the importance of prenatal and postnatal care among pregnantwomen? ExplainLearning Taalobspynlain their importance a
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An Electric Field does 25 mJ of work to move a +7.4 C charge from one point to another. What is the potential difference between these two points?
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The power generated by the engine was just 2.984 KW. How long would this engine have to run to produce 3.60 104 J of work?
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Big Ben, a large artifact in England, has a mass of 1x10^8 kilograms and the Empire State Building 1x10^9 kilograms. The distance between them is about 5,000,000 meters. What is the force exerted by Big Ben on the Empire State Building?
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a stone of mass 6 kg is released from a height of 30 metre calculate the potential energy
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A steel wire of length 3.0cm is stretched through 2mm. If the cross-sectionalarea of the wire is 5.0mm, and the Young modulus of steel is 2.0x10''Nm?Calculate the strain in the wire, the stress in the wire, and the energy density.
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A man of 100kg starts to move on the earth (mass 6.4x10kg), and acquires aspeed of 3m/s. With what speed does the earth recoil?Solution. (Hint: Momentum is conserved in the process)
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A 4kg block slides freely across a rough surface such that the block slows down with an acceleration of 1.25 m/s2 . What is the coefficient of kinetic friction between the block and the surface?
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1. Two-point charges, QA = +8 C and QB = -5 C, are separated by a distance r = 10 cm. What is the magnitude and direction of the electric force? The constant k = 9 x 109 N-m2/C2Solution:
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a transformer with an input emf of 240volts and output of 960volts has 720 turns in the secondary coil. what is the number of coil in the primary coil?
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What is the morden theory on why we dream?
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