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(20%) Problem 3:A52+ 10-kg rocket is accelerating straight up. Its engines produce 1.05-107 N of thrust,...
(6%) Problem 13: A 48 105-kg rocket is accelerating straight up. Its engines produce 1.15 107...
(6%) Problem 13: A 48 105-kg rocket is accelerating straight up. Its engines produce 1.15 107 N of thrust, and air resistance is 4.7 106 N. Randomized Variables m 4.8 105-kg f=1.15. 107 N fr=4.7 106 N What is the rocket's acceleration, using a coordinate system where up is positive? Grade Summ a 13.8 Deductions Potential Submissions tan 7 8 sin0 cos0 HOME Attempts rema (0% per attemg detailed view asin) acos) 4 6 cotan) sinh) 2 3 atan) acotan)...
(20%) Problem 2: A flashlight is held at the edge of a swimming pool at a...
(20%) Problem 2: A flashlight is held at the edge of a swimming pool at a height h = 2.4 m such that its beam makes an angle of θ 41 degrees with respect to the water's surface. The pool is d = 2.25 m deep and the index of refraction for air and water are n1 = 1 and n2-1.33, respectively Randomized Variables h 2.4 m d 2.25 m 6% 41 degrees What is the horizontal distance, D, from...
(13%) Problem 3: A DC power line for a light-rail system carries 750 A at an...
(13%) Problem 3: A DC power line for a light-rail system carries 750 A at an angle of 29° to the Earth's 5.00 x 10-T magnetic field. Randomized Variables I= 750 A l= 125 m what is the magnitude of the force (in N) on a 125 m section of this line? Grade Summa Deductions Potential cos0 tan() | π acosO Sin Submissions Attempts remain detailed view cotanasin0 (5% per attempt atan acotan sinhO cosh0 anh cotanhO END Degrees Radians...
(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,...
(20%) Problem 3: Consider a helium balloon with volume 2.25 L. 50% Part (a) Calculate the...
(20%) Problem 3: Consider a helium balloon with volume 2.25 L. 50% Part (a) Calculate the buoyant force on the balloon, in newtons. Use 1.29 kg/m3 for the density of air. Ps Grade Summary Deductions 0% Potential 100% sin0 cos0 ano 789 cotan0asin)acos0 atan acotan) sinh0 cosho tanh cotanhO+ Submissions Attempts remaining: S (S& per attemp detailed view Degrees Radians Submit Hint I give up! Hints: 1% deduction per hint. Hiets remaining Feedback: 0% deduction per feedback 50% Part (b)...
(10%) Problem 3: You can determine the index of refraction of a substance by determining its...
(10%) Problem 3: You can determine the index of refraction of a substance by determining its critical angle. For the following questions, let the index of refraction of air be 1.00 and water be 1.333 Δ 50% Part (a) What is the index of refraction of a substance that has a critical angle of 35.7" when submerged in water? Grade Summary Deductions Potential 0% 100% cance notext Submissions os0 cotan0 asin) acos0 atan)acotan) sinhO coshO tanhO cotanhO Degrees O Radians...
all parts (10%) Problem 9: Suppose a microscope's 8.7 mm focal length objective produces a magnification...
all parts
(10%) Problem 9: Suppose a microscope's 8.7 mm focal length objective produces a magnification of 3.9 50% Part (a) What is the object distance for this configuration in mm? Grade Summary Deductions Potential 8% 92% Submissions tan() | π acos0 78 9 sinO cotanasin0 cosO Attempts remaining: 1 (4% per attempt) detailed view atan() acotan() sinhO coshOtanh cotanhO Degrees O Radians 4% 4% 0 END CLEAR Submit Hint I give up! Hints: 4% deduction per hint. Hints remaining:...
(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.
(5%) Problem 2: Ahorizontal force, Fi = 75 N, and a force, F2 = 19.9 N...
(5%) Problem 2: Ahorizontal force, Fi = 75 N, and a force, F2 = 19.9 N acting at an angle of 0 to the horizontal, are applied to a block of mass m =3.9 kg. The coefficient of kinetic friction between the block and the surface is u = 0.2.The block is moving to the right F. Randomized Variables F F1 75 N F2 = 19.9 N m 3.9 kg Otheexpertta.com 50% Part (a) Solve mumerically for the magnitude of...
Problem 3: Suppose a large ship has a momentum of 1.3 x 10 kg-m/s. 50% Part...
Problem 3: Suppose a large ship has a momentum of 1.3 x 10 kg-m/s. 50% Part (a) What is the mass of the large ship, in kilograms, if the ship is moving at a speed of 19,5 km/h? m, 7 8 9 E 4 5 sin() cotan atan cosho cos tano asino acoso acotan) sinho tanho cotanho Degrees Radians 6 3 1 2 - 0 va Submit Hint I give up! int: deduction per hint. Hints remaining Feedback deduction par...
(6%) Problem 13: A 48 105-kg rocket is accelerating straight up. Its engines produce 1.15 107 N of thrust, and air resistance is 4.7 106 N. Randomized Variables m 4.8 105-kg f=1.15. 107 N fr=4.7 106 N What is the rocket's acceleration, using a coordinate system where up is positive? Grade Summ a 13.8 Deductions Potential Submissions tan 7 8 sin0 cos0 HOME Attempts rema (0% per attemg detailed view asin) acos) 4 6 cotan) sinh) 2 3 atan) acotan)...
(20%) Problem 2: A flashlight is held at the edge of a swimming pool at a height h = 2.4 m such that its beam makes an angle of θ 41 degrees with respect to the water's surface. The pool is d = 2.25 m deep and the index of refraction for air and water are n1 = 1 and n2-1.33, respectively Randomized Variables h 2.4 m d 2.25 m 6% 41 degrees What is the horizontal distance, D, from...
(13%) Problem 3: A DC power line for a light-rail system carries 750 A at an angle of 29° to the Earth's 5.00 x 10-T magnetic field. Randomized Variables I= 750 A l= 125 m what is the magnitude of the force (in N) on a 125 m section of this line? Grade Summa Deductions Potential cos0 tan() | π acosO Sin Submissions Attempts remain detailed view cotanasin0 (5% per attempt atan acotan sinhO cosh0 anh cotanhO 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,...
(20%) Problem 3: Consider a helium balloon with volume 2.25 L. 50% Part (a) Calculate the buoyant force on the balloon, in newtons. Use 1.29 kg/m3 for the density of air. Ps Grade Summary Deductions 0% Potential 100% sin0 cos0 ano 789 cotan0asin)acos0 atan acotan) sinh0 cosho tanh cotanhO+ Submissions Attempts remaining: S (S& per attemp detailed view Degrees Radians Submit Hint I give up! Hints: 1% deduction per hint. Hiets remaining Feedback: 0% deduction per feedback 50% Part (b)...
(10%) Problem 3: You can determine the index of refraction of a substance by determining its critical angle. For the following questions, let the index of refraction of air be 1.00 and water be 1.333 Δ 50% Part (a) What is the index of refraction of a substance that has a critical angle of 35.7" when submerged in water? Grade Summary Deductions Potential 0% 100% cance notext Submissions os0 cotan0 asin) acos0 atan)acotan) sinhO coshO tanhO cotanhO Degrees O Radians...
all parts
(10%) Problem 9: Suppose a microscope's 8.7 mm focal length objective produces a magnification of 3.9 50% Part (a) What is the object distance for this configuration in mm? Grade Summary Deductions Potential 8% 92% Submissions tan() | π acos0 78 9 sinO cotanasin0 cosO Attempts remaining: 1 (4% per attempt) detailed view atan() acotan() sinhO coshOtanh cotanhO Degrees O Radians 4% 4% 0 END CLEAR Submit Hint I give up! Hints: 4% deduction per hint. Hints remaining:...
(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.
(5%) Problem 2: Ahorizontal force, Fi = 75 N, and a force, F2 = 19.9 N acting at an angle of 0 to the horizontal, are applied to a block of mass m =3.9 kg. The coefficient of kinetic friction between the block and the surface is u = 0.2.The block is moving to the right F. Randomized Variables F F1 75 N F2 = 19.9 N m 3.9 kg Otheexpertta.com 50% Part (a) Solve mumerically for the magnitude of...
Problem 3: Suppose a large ship has a momentum of 1.3 x 10 kg-m/s. 50% Part (a) What is the mass of the large ship, in kilograms, if the ship is moving at a speed of 19,5 km/h? m, 7 8 9 E 4 5 sin() cotan atan cosho cos tano asino acoso acotan) sinho tanho cotanho Degrees Radians 6 3 1 2 - 0 va Submit Hint I give up! int: deduction per hint. Hints remaining Feedback deduction par...
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