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(10%) Problem 8: in a very well-insulated container. The latent heat of fusion for water is...
(10%) Problem 8: Three children are riding on the edge of a merry-go-round that is a...
(10%) Problem 8: Three children are riding on the edge of a merry-go-round that is a disk of mass 98 kg, radius 1.9 m, and is spinning at 16 rpm. The children have masses of 204 kg, 28.4 kg, and 342 kg Randomized Variables M = 98 kg mi -204 kg m2 = 28.4 kg m3 34.2 k r=1.9 m f= 16 rpm CIf the child who has a mass of 28.4 kg moves to the center of the merry-go-round,...
(10%) Problem 4: You are on your way to a party when the host asks you...
(10%) Problem 4: You are on your way to a party when the host asks you to pick up a bag of ice. At the grocery store you grab a 7. kg bag that was kept at a temperature of -3.7 C. When you get to the party, you find a large cooler to put the ice in. There is already 28 L (ie., 28 kg) of water in the cooler at a temperature of 21°C. You toss the ice...
(9%) Problem 11: Suppose you place 0.285 kg of 21.5°C water in a 0.55 kg aluminum...
(9%) Problem 11: Suppose you place 0.285 kg of 21.5°C water in a 0.55 kg aluminum pan with a temperature of 155°C, and 0.0075 kg of the water evaporates immediately, leaving the remainder to come to a common temperature with the pan. 0.20 Date: 131/2020 11:39:00 PM Substances Specific heat (c) Solids J/kg C kcal/kg. Aluminum 900 0.215 Concrete 840 Copper 387 0.0924 Granite 840 0.20 Ice (average) 2090 0.50 Liquids Water 4186 1.000 Gases Steam (100°C) 1520 (2020) 0.363(0.482)...
(10%) Problem 1: A 0475-kg mass suspended from a spring undergoes simple harmonic oscillations with a...
(10%) Problem 1: A 0475-kg mass suspended from a spring undergoes simple harmonic oscillations with a period of 1.7 s. How much mass, in kilograms, must be added to the object to change the period to 2.05 s? tan() |π|( acos0 sin0 cos0 cotan 1 2 3 0 atan0 acotansinhO coshO tanh0 cotanhO O Degrees O Radians END Submit Hint I give up! Hints: 1% deduction per hint. Hints remaining Feedback:--deduction per feedback.
Please help (9%) Problem 8: A 0.26-kg aluminum bowl holding 0.65 kg of soup at 25.0°C...
Please help
(9%) Problem 8: A 0.26-kg aluminum bowl holding 0.65 kg of soup at 25.0°C is placed in a freezer. Specific heat (c) ubstance Solids Aluminum Concrete 900 840 387 840 2090 0.20 0.0924 0.20 Glass Ice (average Liquids Water 4186 1.000 Gases Steam (100C) 1520 (2020) 0.363(0.482) Ctheexpertta.com What is the final temperature, in degrees Celsius, if 377 kJ of energy is transferred from the bowl and soup, assuming the soup's thermal properties are the same as that...
(10% ) Problem 9: Suppose you first walk 11 m in a direction 20° west of...
(10% ) Problem 9: Suppose you first walk 11 m in a direction 20° west of north and then 23.5 m in a direction 40° south of west as shown in the figure. 40° 20° Otheexpertta.com 25% Part (a) what is the component of your displacement in the x-direction, in meters? Grade Summary Potential 100% Submissions 0% sino cotanO asinO acosO atanO acotan0 sinho coshO tanh0 cotanho tan() π ( Attempts remaining 10 (7% per attempt) detailed view O Degrees...
(4%) Problem, 9: A light bulb is immersed in a tank of liquid with refractive index...
(4%) Problem, 9: A light bulb is immersed in a tank of liquid with refractive index 1.52. A ray of light from the bulb is incident on the water/air interface at an angle of 56° from the horizontal interface > At what angle, in degrees from the nomal, does the refracted ray exit into the air? Grade Deducti Potentia Late W Late Po tan sin0 cotan asin0 cos0 acoso Submis Attempt atan0 acotansinh0 cosh0 tanh0 cotanho O Degrees Radians detailed...
Please answer all parts ing from nanocoulombs to microcoulombs. k here for iled view m Status...
Please answer all parts
ing from nanocoulombs to microcoulombs. k here for iled view m Status ▲ 50% Part (a) How many electrons are needed to form a charge of Q/--10 nC? sin0 cotan asin co 4 5 6 atan) acotan0 sinh0 Degrees ORadians I give up! Hints: 0 for a-deduction. Hints remaining: 50% Part (b) How many electrons must be removed from a neutral object to leave a net c 50% Part (a) How many electrons are needed to...
(10%) Problem 1: thermal energy. Rubbing your hands together warms them by converting work into Solids...
(10%) Problem 1: thermal energy. Rubbing your hands together warms them by converting work into Solids Aluminum Concrete 900 840 387 840 0.215 Glass Human Body (37C)3500 Iron, steel 0.20 0.83 us 452 Water Mercury 4186 139 .000 0.0333 Otheexpertta.com à If a woman rubs her hands a total of 22 times (forward and backwards count separately), at a distance of 73 cm per rub, and with an average frictional force of 40.5 N, what is the temperature increase of...
(20%) Problem 3:A52+ 10-kg rocket is accelerating straight up. Its engines produce 1.05-107 N of thrust,...
(20%) Problem 3:A52+ 10-kg rocket is accelerating straight up. Its engines produce 1.05-107 N of thrust, and air resistance is 4.4 106 N Randomized Variables m-52.105-kg f=1.05 . 107 N fr = 4.4.106 N ← What is the rocket's acceleration, using a coordinate system where up is positive? Grade Summary Potential Submissions a= 8.461 3% 97% cos0 cotan0 asin) acos0 atan)acotan) sinhO sin 78 9 HOME Attempts remaining: 9 % per attempt) detailed view 3% cotanhO 0 END Degrees Radians...
(10%) Problem 8: Three children are riding on the edge of a merry-go-round that is a disk of mass 98 kg, radius 1.9 m, and is spinning at 16 rpm. The children have masses of 204 kg, 28.4 kg, and 342 kg Randomized Variables M = 98 kg mi -204 kg m2 = 28.4 kg m3 34.2 k r=1.9 m f= 16 rpm CIf the child who has a mass of 28.4 kg moves to the center of the merry-go-round,...
(10%) Problem 4: You are on your way to a party when the host asks you to pick up a bag of ice. At the grocery store you grab a 7. kg bag that was kept at a temperature of -3.7 C. When you get to the party, you find a large cooler to put the ice in. There is already 28 L (ie., 28 kg) of water in the cooler at a temperature of 21°C. You toss the ice...
(9%) Problem 11: Suppose you place 0.285 kg of 21.5°C water in a 0.55 kg aluminum pan with a temperature of 155°C, and 0.0075 kg of the water evaporates immediately, leaving the remainder to come to a common temperature with the pan. 0.20 Date: 131/2020 11:39:00 PM Substances Specific heat (c) Solids J/kg C kcal/kg. Aluminum 900 0.215 Concrete 840 Copper 387 0.0924 Granite 840 0.20 Ice (average) 2090 0.50 Liquids Water 4186 1.000 Gases Steam (100°C) 1520 (2020) 0.363(0.482)...
(10%) Problem 1: A 0475-kg mass suspended from a spring undergoes simple harmonic oscillations with a period of 1.7 s. How much mass, in kilograms, must be added to the object to change the period to 2.05 s? tan() |π|( acos0 sin0 cos0 cotan 1 2 3 0 atan0 acotansinhO coshO tanh0 cotanhO O Degrees O Radians END Submit Hint I give up! Hints: 1% deduction per hint. Hints remaining Feedback:--deduction per feedback.
Please help
(9%) Problem 8: A 0.26-kg aluminum bowl holding 0.65 kg of soup at 25.0°C is placed in a freezer. Specific heat (c) ubstance Solids Aluminum Concrete 900 840 387 840 2090 0.20 0.0924 0.20 Glass Ice (average Liquids Water 4186 1.000 Gases Steam (100C) 1520 (2020) 0.363(0.482) Ctheexpertta.com What is the final temperature, in degrees Celsius, if 377 kJ of energy is transferred from the bowl and soup, assuming the soup's thermal properties are the same as that...
(10% ) Problem 9: Suppose you first walk 11 m in a direction 20° west of north and then 23.5 m in a direction 40° south of west as shown in the figure. 40° 20° Otheexpertta.com 25% Part (a) what is the component of your displacement in the x-direction, in meters? Grade Summary Potential 100% Submissions 0% sino cotanO asinO acosO atanO acotan0 sinho coshO tanh0 cotanho tan() π ( Attempts remaining 10 (7% per attempt) detailed view O Degrees...
(4%) Problem, 9: A light bulb is immersed in a tank of liquid with refractive index 1.52. A ray of light from the bulb is incident on the water/air interface at an angle of 56° from the horizontal interface > At what angle, in degrees from the nomal, does the refracted ray exit into the air? Grade Deducti Potentia Late W Late Po tan sin0 cotan asin0 cos0 acoso Submis Attempt atan0 acotansinh0 cosh0 tanh0 cotanho O Degrees Radians detailed...
Please answer all parts
ing from nanocoulombs to microcoulombs. k here for iled view m Status ▲ 50% Part (a) How many electrons are needed to form a charge of Q/--10 nC? sin0 cotan asin co 4 5 6 atan) acotan0 sinh0 Degrees ORadians I give up! Hints: 0 for a-deduction. Hints remaining: 50% Part (b) How many electrons must be removed from a neutral object to leave a net c 50% Part (a) How many electrons are needed to...
(10%) Problem 1: thermal energy. Rubbing your hands together warms them by converting work into Solids Aluminum Concrete 900 840 387 840 0.215 Glass Human Body (37C)3500 Iron, steel 0.20 0.83 us 452 Water Mercury 4186 139 .000 0.0333 Otheexpertta.com à If a woman rubs her hands a total of 22 times (forward and backwards count separately), at a distance of 73 cm per rub, and with an average frictional force of 40.5 N, what is the temperature increase of...
(20%) Problem 3:A52+ 10-kg rocket is accelerating straight up. Its engines produce 1.05-107 N of thrust, and air resistance is 4.4 106 N Randomized Variables m-52.105-kg f=1.05 . 107 N fr = 4.4.106 N ← What is the rocket's acceleration, using a coordinate system where up is positive? Grade Summary Potential Submissions a= 8.461 3% 97% cos0 cotan0 asin) acos0 atan)acotan) sinhO sin 78 9 HOME Attempts remaining: 9 % per attempt) detailed view 3% cotanhO 0 END Degrees Radians...
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