A 6.22-kg piece of copper that is heated absorbs 728 kJ of energy. If the copper starts at 20.5° C, what is its final temperature? The specific heat for Copper is 0.385 /g°c
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A: The x-coordinate of the object, x=-3sinωt The y-coordinate of the object, y=4-3cosωt
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A: The position of the bike rider is shown below.
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A: a = 98.5 b = 124.6 c = 57
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A: Given that:x=3at8+4bt9
Q: Q3: Express the vector A = 2√3i+ 3√3j-2√2k in the primed triad i'j'k' in which x'y'-axes are rotated…
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Q: What is this expression called? w x (W x T) and where is it used?
A: Given, A mathematical expression.
Q: If vector A O a. 61 i + 93 O b. 29 i + 93 O c. 61 i - 93 O d. 61 i + 69
A: Addition of vector
Q: Use the following half-life graph to answer the question: Mass Remaining (mg) 60.0 50.0 40.0 30.0…
A: Solution:-
Q: An airplane is flying 20.0° north of east at a speed of 750 km /h. How fast is it moving to the…
A: Airplane speed v = 750 km/h direction θ = 20.0o north of East
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A: Given A=6m B=4m To find the magnitude of A→-2B→
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A: Note: As per the guidelines, we can only answer three subparts of a single question. Sorry for the…
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Q: Vectors A and B are given as: A= 3i+2j+k B= 12j+3i-20k a) Solve for A.B b) Solve for AxB c) What is…
A: Given that Two vectors A = 3i + 2j + B = 3i + 12 j - 20k
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Q: 5. Find u₁ and u₂ displacement. U₁ K₁ k₂ F U2
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A: Answer 0.0442 m
Q: &1 R₁ ww R₁ R₂ &2 a b +1 R₁ 83 +1 R₁
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Q: a. You leave your home & drive 45 km in the +y direction for a job interview. They offer you the job…
A: Distance traveled From Home to Office location is A = 45 km (+y axis direction) Distance traveled…
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A: Here,We have,A = 23 i + 33 j - 2 2 k
Q: Q1. Under what conditions can we have V2 Ã= -HoJ? Prove the identity.
A: We know the relation ∇×A→=μ0H where H is the magnetic flux density μ0 is permeability of free space…
Q: 1. Considering a unit vector u4 = A / A, which of the following are properties of u,? (circle all…
A: As per guidelines only first question is solved here.
Q: numerical value of the following expression: $ = 28¡jjkki +7&ijk & ¡pqª¡ª¡ªpªq ipa (Hint: the second…
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Q: 6. A bicyclist rides at 430 ft/min TE they ride for 45 min, how far have they gone? a. 0.105 ft O…
A: The velocity of the rider is v=430 ft/min The time taken for the ride is t=45 min
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A: Given a particle starts from rest at a fixed point O and moves in a straight line, and t seconds…
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Q: If vector A =yi-xj+zk the curial of vector A is -2k O 2k O -21 O -21 O
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Q: The Ironman Triathlon is a speed and endurance race that combines swimming (2.4 miles), biking (112…
A: Answer:- Given Distance covered by swimming (S1) = 2.4 miles Distance covered by biking (S2) =…
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Q: Problem 1: Travelling with an initial speed of 70 km/hr, a car accelerates at 6000km/hr² along a…
A: initial velocity (u) = 70 km/hr final velocity (v) = 120 km/hr acceleration = 6000 km/hr2
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A: The Schrodinger equation for a particle moving in a real potential V(x,t) reads, H^ψ=-h22m∂2…
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A: 8s and 12 s are In parallel Equivalent conductance (G1) = 8s +12s =20s Now G1 and 5 s are in…
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