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Sometime around 2022, astronomers at the European Southern Observatory hope to begin using the E-ELT (European...
The Hubble Space Telescope has a diameter of 2.4 m. 1) What is the angular limit...
The Hubble Space Telescope has a diameter of 2.4 m. 1) What is the angular limit of resolution due to diffraction when a wavelength of 640 nm is viewed? (Express your answer to two significant figures.) x10-6 degrees Submit You currently have 3 submissions for this question. Only 10 submission are allowed. You can make 7 more submissions for this question. Your submissions: 18.64 Computed value: 18.64 Feedback: x Submitted: Wednesday, November 20 at 7:19 PM
In the figure below, q1- 1.70x10-7 c and q2 3.70x10-7 c. 91 12 >x (cm) 0...
In the figure below, q1- 1.70x10-7 c and q2 3.70x10-7 c. 91 12 >x (cm) 0 12 3 45 6 7 8 1) What is the x component of the electric field E at the point (x, y)- (6.00 m, 3.00 m)? (Express your answer to three significant figures.) NOTE the figure is correctly labeled in centimeters and the question is asking for the E-field at (6,3) meters. Account for this in your calculation. Submit You currently have 0 submissions...
Unpolarized light of intensity 600 W/m' is incident on two ideal polarizing sheets that are placed...
Unpolarized light of intensity 600 W/m' is incident on two ideal polarizing sheets that are placed with their transmission axes perpendicular to each other. An additional polarizing sheet is then placed between the two, with its transmission axis oriented at 30° to that of the first. 1) What is the intensity of the light passing through the stack of polarizing sheets? (Express your answer to two significant figures.) W/m2 Submit You currently have 0 submissions for this question. Only 10...
A red blood cell may carry an excess charge of about -2.5××10−12−12 C distributed uniformly over...
A red blood cell may carry an excess charge of about
-2.5××10−12−12 C distributed uniformly over its surface. The cells,
modeled as spheres, are approximately 6.6 μμm in diameter and have
a mass of 9.0××10−14−14 kg.
What is the surface charge density σσ on the red blood cell?
Express your answer in C/m22. (Express your answer to two
significant figures.)
Cumulative Problem 4 A red blood cell may carry an excess charge of about-2.5×10-12 C distributed uniformly over its surface....
Three point charges are placed on the x-y plane: a +35.0 nC charge at the origin,...
Three point charges are placed on the x-y plane: a +35.0 nC charge at the origin, a-35.0 nC charge cm, and a +120 nC charge at the point (10.0 cm, 8.00 cm). 1) Find the x component of the total electric force on the +120 nC charge due to the other two. (Express your answer to two significant figures.) mN Submit You currently have 1 submissions for this question. Only 10 submission are allowed You can make 9 more submissions...
Problem 40 A bicyclist maintains a constant speed of 4.00 m/s up a hill that is...
Problem 40 A bicyclist maintains a constant speed of 4.00 m/s up a hill that is inclined at 10.0 with the horizontal. Calculate the work done by the person and the work done by gravity if the bicycle moves a distance of 19.0 m up the hill. The combined mass of the rider and the bike is 86.0 kg. 1) Calculate the work done by gravity. (Express your answer to three significant figures.) kJ Submit You currently have 2 submissions...
Suppose you are supplied with five identical capacitors (each with a capacitance of 70.0 μμF) Cumulative...
Suppose you are supplied with five identical capacitors (each
with a capacitance of 70.0 μμF)
Cumulative Problem 8 1 2 3 456 Suppose you are supplied with five identical capacitors (each with a capacitance of 70.0 pF) 1) Calculate the equivalent capacitance of the combination in the figure below. (Express your answer to three significant figures.) You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question 2) Calculate...
............................................................................................... You throw a rock from the upper edge of a 70.0-m vertical dam with a...
...............................................................................................
You throw a rock from the upper edge of a 70.0-m vertical dam with a speed of 23.0 m/s at 65.0° above the horizon 1) How long after throwing the rock will you see it hit the water? (Neglect any effects due to air resistance.) (Express your answer to three significant figures.) s Submit You currently have O submissions for this question. Only 10 submission are allowed You can make 10 more submissions for this question 2) How far...
Unpolarized light of intensity 900 W/m2 is incident on two ideal polarizing sheets that are placed...
Unpolarized light of intensity 900 W/m2 is incident on two ideal polarizing sheets that are placed with their transmission axes perpendicular to each other. An additional polarizing sheet is then placed between the two, with its transmission axis oriented at 30° to that of the first. 1) What is the intensity of the light passing through the stack of polarizing sheets? (Express your answer to two significant figures.) W/m2 Submit You currently have 0 submissions for this question. Only 10...
The water is leaving the nozzle of a hose with a volume flow rate of 0.65...
The water is leaving the nozzle of a hose with a volume flow rate of 0.65 m3/s. Assume there are no leaks and the nozzle has a circular opening with diameter of 6.0 mm. 1) How fast is the water leaving the nozzle of a hose? (Express your answer to two significant figures.) m Submit You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question.
The Hubble Space Telescope has a diameter of 2.4 m. 1) What is the angular limit of resolution due to diffraction when a wavelength of 640 nm is viewed? (Express your answer to two significant figures.) x10-6 degrees Submit You currently have 3 submissions for this question. Only 10 submission are allowed. You can make 7 more submissions for this question. Your submissions: 18.64 Computed value: 18.64 Feedback: x Submitted: Wednesday, November 20 at 7:19 PM
In the figure below, q1- 1.70x10-7 c and q2 3.70x10-7 c. 91 12 >x (cm) 0 12 3 45 6 7 8 1) What is the x component of the electric field E at the point (x, y)- (6.00 m, 3.00 m)? (Express your answer to three significant figures.) NOTE the figure is correctly labeled in centimeters and the question is asking for the E-field at (6,3) meters. Account for this in your calculation. Submit You currently have 0 submissions...
Unpolarized light of intensity 600 W/m' is incident on two ideal polarizing sheets that are placed with their transmission axes perpendicular to each other. An additional polarizing sheet is then placed between the two, with its transmission axis oriented at 30° to that of the first. 1) What is the intensity of the light passing through the stack of polarizing sheets? (Express your answer to two significant figures.) W/m2 Submit You currently have 0 submissions for this question. Only 10...
A red blood cell may carry an excess charge of about
-2.5××10−12−12 C distributed uniformly over its surface. The cells,
modeled as spheres, are approximately 6.6 μμm in diameter and have
a mass of 9.0××10−14−14 kg.
What is the surface charge density σσ on the red blood cell?
Express your answer in C/m22. (Express your answer to two
significant figures.)
Cumulative Problem 4 A red blood cell may carry an excess charge of about-2.5×10-12 C distributed uniformly over its surface....
Three point charges are placed on the x-y plane: a +35.0 nC charge at the origin, a-35.0 nC charge cm, and a +120 nC charge at the point (10.0 cm, 8.00 cm). 1) Find the x component of the total electric force on the +120 nC charge due to the other two. (Express your answer to two significant figures.) mN Submit You currently have 1 submissions for this question. Only 10 submission are allowed You can make 9 more submissions...
Problem 40 A bicyclist maintains a constant speed of 4.00 m/s up a hill that is inclined at 10.0 with the horizontal. Calculate the work done by the person and the work done by gravity if the bicycle moves a distance of 19.0 m up the hill. The combined mass of the rider and the bike is 86.0 kg. 1) Calculate the work done by gravity. (Express your answer to three significant figures.) kJ Submit You currently have 2 submissions...
Suppose you are supplied with five identical capacitors (each
with a capacitance of 70.0 μμF)
Cumulative Problem 8 1 2 3 456 Suppose you are supplied with five identical capacitors (each with a capacitance of 70.0 pF) 1) Calculate the equivalent capacitance of the combination in the figure below. (Express your answer to three significant figures.) You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question 2) Calculate...
...............................................................................................
You throw a rock from the upper edge of a 70.0-m vertical dam with a speed of 23.0 m/s at 65.0° above the horizon 1) How long after throwing the rock will you see it hit the water? (Neglect any effects due to air resistance.) (Express your answer to three significant figures.) s Submit You currently have O submissions for this question. Only 10 submission are allowed You can make 10 more submissions for this question 2) How far...
Unpolarized light of intensity 900 W/m2 is incident on two ideal polarizing sheets that are placed with their transmission axes perpendicular to each other. An additional polarizing sheet is then placed between the two, with its transmission axis oriented at 30° to that of the first. 1) What is the intensity of the light passing through the stack of polarizing sheets? (Express your answer to two significant figures.) W/m2 Submit You currently have 0 submissions for this question. Only 10...
The water is leaving the nozzle of a hose with a volume flow rate of 0.65 m3/s. Assume there are no leaks and the nozzle has a circular opening with diameter of 6.0 mm. 1) How fast is the water leaving the nozzle of a hose? (Express your answer to two significant figures.) m Submit You currently have 0 submissions for this question. Only 10 submission are allowed. You can make 10 more submissions for this question.
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