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4. Two elements are connected in series, as shown below. Element 1 supplies 12 mW of...
4. A piece of electronic equipment used for aviation has three elements connected in series or...
4. A piece of electronic equipment used for aviation has three elements connected in series or sequence. The reliability of each of the three elements is as follows: Element A: 0.92 Element B: 0.94 Element C: 0.91 a) Draw how these three elements are connected. b) What is the reliability of this system? c) Suppose we wanted the reliability to be at least 0.85 by upgrading Element C with a higher reliability. What would the reliability of Element...
Two resistors R_1 and R_2 are connected in series to a battery supplying a voltage of...
Two resistors R_1 and R_2 are connected in series to a battery supplying a voltage of Delta V as shown in the figure. How much power is dissipated by the resistor R_2 in the form of heat? Use the following data: R_1 = 10 Ohm, R_2 = 5 Ohm, Delta V = 15 V. 2.38 3.45 5.00 7.25 1.05 times 10^1 1.52 times 10^1 2.21 times 10^1 3.20 times 10^1
Determine the nodal displacements and reaction forces using the finite element direct method for the 1-D bar elements connected as shown below.
Determine the nodal displacements and reaction forces using the finite element direct method for the 1-D bar elements connected as shown below. Do not rename the nodes or elements when solving. Assume that the bars can only undergo translation in x (1 DOF at each node). Nodes 1 and 3 are fixed Element 1 has Young's Modulus of 300 Pa, length of 1 m and cross-sectional area of 1 m2. Element 2 has Young's Modulus of 200 Pa, length of 2...
There are two radioactive elements, elements A and B. Element A decays into element B with...
There are two radioactive elements, elements A and B. Element A decays into element B with a decay constant of 2/yr, and element B decays into the nonradioactive isotope of element C with a decay constant of 1/yr. An initial mass of 3 kg of element A is put into a nonradioactive container, with no other source of elements A, B, and C. How much of each of the three elements is in the container after t yr? (The decay...
Your toaster has a power cord with a resistance of 2.2times10^-2 ohm connected in series with...
Your toaster has a power cord with a resistance of 2.2times10^-2 ohm connected in series with a 9.9 ohm nichrome heating element. The potential difference between the terminals of the toaster is 120 V. How much power is dissipated in the power cord? Express your answer using two significant figures. How much power is dissipated in the heating element? Express your answer using two significant figures.
A plane structure consists of three truss elements connected to four nodes, as shown below. All t...
A plane structure consists of three truss elements connected to four nodes, as shown below. All trusses have cross sectional area A -7.104 m2 and elastic modulus E = 210 GPa. The length of each truss element is L = 1 m. A point force, P -5 kN, is acting on node 4 L/2 3.1 Calculate the displacements at the nodes 3.2 Calculate the reaction forces 3.3 Calculate the stress in each bar
A plane structure consists of three truss...
Your toaster has a power cord with a resistance of 1.8×10−2 Ω connected in series with...
Your toaster has a power cord with a resistance of 1.8×10−2 Ω connected in series with a 9.9 Ω nichrome heating element. The potential difference between the terminals of the toaster is 120 V. Part A How much power is dissipated in the power cord? Express your answer using two significant figures. Pcord= W Part B How much power is dissipated in the heating element? Express your answer using two significant figures. Phe= kW
A circuit consists of two resistors connected in series with a power supply, as shown in...
A circuit consists of two resistors connected in series with a
power supply, as shown in the figure. The resistance of ?1 is less
than the resistance of ?2.
A series circuit with two resistors R subscript 1 and R
subscript 2. R subscript 1 is connected to the positive terminal of
the power supply, and is the first resistor in the circuit.
Which resistor has the greater current flowing through
it?
?2
?1
The current through each resistor is...
Your toaster has a power cord with a resistance of 1.9×10−2 Ω connected in series with...
Your toaster has a power cord with a resistance of 1.9×10−2 Ω connected in series with a 9.7 Ω nichrome heating element. The potential difference between the terminals of the toaster is 120 V. How much power is dissipated in the power cord? (W) How much power is dissipated in the heating element? (kW)
Compute the stiffness matrices of elements 1 and 2 of the two-triangle element model of the rectangular plate in plane stress shown below.
: Compute the stiffness matrices of elements 1 and 2 of the two-triangle element model of the rectangular plate in plane stress shown below. Then use them to compute the global stiffness matrix of the rectangular plate. Where b = 40 in., h = 20 in., thickness = 1 in., Poisson's ration=0.3, and E = 30 x 10 psi. 4 3 0 h 2 b
Two resistors R_1 and R_2 are connected in series to a battery supplying a voltage of Delta V as shown in the figure. How much power is dissipated by the resistor R_2 in the form of heat? Use the following data: R_1 = 10 Ohm, R_2 = 5 Ohm, Delta V = 15 V. 2.38 3.45 5.00 7.25 1.05 times 10^1 1.52 times 10^1 2.21 times 10^1 3.20 times 10^1
Determine the nodal displacements and reaction forces using the finite element direct method for the 1-D bar elements connected as shown below. Do not rename the nodes or elements when solving. Assume that the bars can only undergo translation in x (1 DOF at each node). Nodes 1 and 3 are fixed Element 1 has Young's Modulus of 300 Pa, length of 1 m and cross-sectional area of 1 m2. Element 2 has Young's Modulus of 200 Pa, length of 2...
There are two radioactive elements, elements A and B. Element A decays into element B with a decay constant of 2/yr, and element B decays into the nonradioactive isotope of element C with a decay constant of 1/yr. An initial mass of 3 kg of element A is put into a nonradioactive container, with no other source of elements A, B, and C. How much of each of the three elements is in the container after t yr? (The decay...
Your toaster has a power cord with a resistance of 2.2times10^-2 ohm connected in series with a 9.9 ohm nichrome heating element. The potential difference between the terminals of the toaster is 120 V. How much power is dissipated in the power cord? Express your answer using two significant figures. How much power is dissipated in the heating element? Express your answer using two significant figures.
A plane structure consists of three truss elements connected to four nodes, as shown below. All trusses have cross sectional area A -7.104 m2 and elastic modulus E = 210 GPa. The length of each truss element is L = 1 m. A point force, P -5 kN, is acting on node 4 L/2 3.1 Calculate the displacements at the nodes 3.2 Calculate the reaction forces 3.3 Calculate the stress in each bar
A plane structure consists of three truss...
A circuit consists of two resistors connected in series with a
power supply, as shown in the figure. The resistance of ?1 is less
than the resistance of ?2.
A series circuit with two resistors R subscript 1 and R
subscript 2. R subscript 1 is connected to the positive terminal of
the power supply, and is the first resistor in the circuit.
Which resistor has the greater current flowing through
it?
?2
?1
The current through each resistor is...
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