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The specific gravity of a block of wood is 0.5, whereas that of gasoline is 0.68. What fraction of the woodblock is above the surface gasoline when the block is floating in gasoline?
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The question is in the attached file
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help me to solve the question
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Three people push a car along a road with a total force of 250N. The mass of the car is 800kg and the frictional force opposing the motion is equal to 50N. What acceleration results from the three pe
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Hello, I need help to answer all of these IGCSE PHYSICS questions. Thank you so much
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A student is wearing wool clothing of 0.850 cm thick to keep warm. Her skin temperature is 35.5 °C and the outside temperature is 4.20 °C. Her body surface area is 1.19 m2 . (a) If the thermal conduct
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Is Humanity Alone in the Universe? Unlikely Are we alone in the universe?Could intelligence simply be unlikely to evolve? Does it really matter if alien life is out there?Where do we come from? Is the
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1.A standard 1 kilogram weight is a cylinder 41.5 mm in height and 51.0 mm in diameter. What is the density of the material? (answer unit: kg/m^3) * 2.A crystalline solid consists of atoms stacked up
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I need help with creating a diagram of the detecting gamma camera setup. Please create in more detail and demonstrate clearly how the scatter material infront the detecting gamma camera. I have attach
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Consider a spring-mass system with the mass being 4kg. The spring has a coefficient of stiffness of 16 N/m. The spring is initially stretched to 10cm. Given that the maximum stretch is 12cm, what is t
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Hello what are black holes
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question in the attached file
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Need help with this question
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please answer all parts
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Find the resultant vector, the magnitude of the angle, and direction using component method.
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How to calculate the number of atoms in 1 kg U-238 isotope in radioactivity modern physic
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Find the current flowing through resistor R3, R6,R7 and R8 Curr1 Sk curr 1 7k ARA R5 R7 curt 1 Curr 1 CUIT: 1 R4 46 R6 6K R8 BK CUIT 12k CUT 3k ^ R2 R3 R9 curt 1 curt 1 R1 1k R10 TOK + V 24 V2 12
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I need some help with this question as I have breakdown each part of this gain structure connection. I need a tutor who has a firm grasp on this subject and provide thorough help. Thank you!
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What is used to represent the magnitude of the force in an FBD?
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Can someone give me an example and explanation on how to approach these questions in the google doc? these are the equation am suppose to use in the question...
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Please help me! I don't know how to do the Q1.
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What is the electrostatic force between two point charges 1 micro culomb and minus 1 micro climb separated by 1cm
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Use Mohr’s circle to determine the principal stresses at the point. Also, find the corresponding orientation of the element with respect to the element shown
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what is energy ?
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What is the difference between error and mistake as applied in measurement in physics
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1. A 124-g rock traveling at a speed of 33 m/s hit a stick and moves back along its incoming path with a speed of 40 m/s. What is the impulse delivered to the tock by the stick? If the duration of the
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Calculate the magnitude of the induced emf when the magnet is thrust into the coil, given the following information: the single loop coil has a radius of 6.00 cm and the average value of B cos θ (th
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A flat surface of area 3.20 m2 is rotated in a uniform electric field of magnitude E= 6.20 x 105 N/C. Determine the electric flux through this area (a) when the electric field is perpendicular to the
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Which of the following is true about equipotentials? Every point along an equipotential line will have the same potential Points closer to the test charge will have weaker potential Points farth
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If object 1 is positively charged by static electricity, and it touches object two the is negatively charged by static electricity, what are the charges of the both objects after they make contact.
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7 question, test prepared
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One radioisotope of cobalt is Co-60. Cobalt has an atomic number of 27. Co-60 is used to irradiate medical equipment with gamma rays. Workers who monitor the irradiation process do not wear protect
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I am not sure of how to do this question. Kindly help me.
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The simulation kept track of the time and automatically recorded data on cart displacement and velocity. If the cart trials were run with a real cart and fan using meter sticks and stopwatches, how mi
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A) I began this reaction with 20 grams of lithium hydroxide. What is my theoretical yield of lithium chloride ? LiOH + KCl LiCl + KOH b) I actually produced 6 grams of lithium chloride. What is my
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a) I began this reaction with 20 grams of lithium hydroxide. What is my theoretical yield of lithium chloride ? LiOH + KCl LiCl + KOH b) I actually produced 6 grams of lithium chloride. What is m
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is considered circular with a diameter of 2b. A participant starts his vehicle manages to increases his speed at a constant rate of α. Obtain a simplified expression between his velocity and his accel
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What is the value of resultant R1?
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The question is in the image. Please note that first 3 graphs are acceleration and last 3 graphs are time. Steps would be really helpful!
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Two charges of magnitude ‒Q and +4Q are located as in the figure below. At which position (A, B, C, D or E?) will the electric field due to these two charges be zero?
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WHAT ARE THE RECENT TECHNOLOGIES IN AVIATION TODAY? The following paper looks at the recent technology today in the aircraft engine. This paper acknowledges that fact that today we have many technolog
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Explain Elrey Jeppesen Contribution and the significance of his contribution to Aviation. Elrey Jeppesen is a renowned pilot whose efforts to create charts and manual s to help in flying have been ins
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How did Aristotle explain the motion of a projectile?
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Given the two vectors P = i + j and Q = j + k, find the following a) P + Q and |2P + Q| b) 5P - 3Q c) P. 2Q d) 2P x Q and |P x 3Q|
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An electron and a proton are both initially at rest. Then, they are both accelerated across the same voltage. Assuming that the uncertainty in their position is given by their de Broglie wavelength, w
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Physics Electromagnetic Induction Helpppppp!
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Can a substance be at the same temperature in two different states of matter. Give to example.
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A light ray strikes a plane mirror lying flat on a horizontal floor, making an angle of incidence of 64.9°. After reflecting from the mirror, the ray makes a spot on a vertical wall. The wall is a hor
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Please help with the attached
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A +5.0-nC point charge is placed 2.0 cm away from an infinite planar sheet. The sheet is uniformly charged with -1.0 nC/cm2 . a) Calculate the strength and show the direction of the electric force ac
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