A 2 diopter lens is placed behind a -3 diopter lens. There is an object 2 meter in front of the pair of lenses. How far from the lenses is the image?

Q: For A= 1 + 2ĵ-K, B = -21 + 2ĵ+ 4k, and C = 23 - 2k, find C. (A - B). Be careful when subtracting…

A: Given data:  Three vectors  A = i + 2j - k B = -2i + 2j + 4k C = 2j - 2k

Q: One of the following is the vector product of vectors A = 4i + 6j + 8k and B = 6i + 8j – 10k where…

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Q: Q2 (a) Based on the straight current-carrying filamentary conductor of length AB as can be viewed in…

A: (a) Given:  OA=OB=1m, I=8A Refer to the figure below :

Q: c. c. Find the unit vector u^in the vector F direction, if the position vector a "=3i +4j +2k. If…

A: Given:-  A position vector is a→= 3i^+4j^+2k^ The force at this position is F = 2000 N  Find:-  Find…

Q: For vectors B = -i – 4j and A = -3i – 2j, calculate the following. Give your answers to three…

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Q: The vector V3 of the figure is equal to: A. V2 - V1 B. V1 /cos θ C. V1 - V2 D. V1  + V2 E. V1 cos θ

A: The three vectors are given as V1 , V2 and V3.

Q: A BCC professor decides to grade his class as following: 10 percent for homework assignments, 20…

A: Class grade for the student will be calculated using the following formula, Class grade=∑wxw:…

Q: Someone drives 215 km west before turning to go 98 km southwest at 45 degrees. a. How far are they…

A: Initially, the person covers a distance  in west direction.After that, the person travels a distance…

Q: Derieve the equation U = Q - W

A: According to the first law of thermodynamics, ∆U=Q-W…

Q: If S is a function of (x, y, z) coordinates, and P = Aî - B - Ck where i, j, and k are the unit…

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Q: What is the vector product of: 2i + k and i + j?

A: The first vector, The second vector,

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…

A:

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: The components of vectors A and B are given as follows: Ax=7.6 Bx=-5.1 Ay=-9.2 By=-6.8 What is the…

A: Given data:   The components of the vector A and B Ax = 7.6 and Bx = -5.1 Ay = -9.2 and By = -6.8…

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: What is the position at t=0s?

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Q: A 2500 lb car is traveling around a 250 ft radius. The coefficient of static friction has dropped to…

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Q: Consider an RLC circuit, with current i and emf 8 which are plotted as a function of time on the…

A: (1) In series LCR circuit the current and voltage oscillates in between capacitor and inductor…

Q: Taking a Hike A hiker begins a trip by first walking 19.0 km southeast from her car. She stops and…

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Q: The magnitude of vector A is 22.5 units and points in the direction 335° counterclockwise from the…

A: Given that the magnitude of the given A vector is 22.5units, and the vector is pointed…

Q: Find the resultant by head-to-tail method: 3. 120° 80 lb 60 lb

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,…

Q: Part A In what direction should the crew fly to go directly to the field? Use components to solve…

A: Solution: The direction and the displacement of the plane are shown by the vector representation on…

Q: Find A x B and the angle between A and B, given that A = -24ĵ+ 12k and B = -18î+ 10. AxB= 0 =

A: A×B = -120i-216j-432k θ =115.74

Q: whats is the straight line distance from the starting point to the end of the race?

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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

A:

Q: Question 1 Derive an expression for Vout in terms of Vin, R1 and R2. R₁ о Vin + R2 Vout

A: Step 1:

Q: A finite segment of a straight wire carrying current I in z-direction is shown in the figure. (a)…

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Q: If I1 / I0=4/5 find I2/I0.

A: According to Ohm’s law, the voltage in the given electronic circuit can be represented. The value…

Q: PhysPup + sled 15.0° 0.40 m PhysPup 1.60 m lands here Like all superheroes, the clairvoyant…

A: Kinetic Friction: When two bodies in contact move with respect to each other, rubbing the surfaces…

Q: The angle (in degree) between vector A= 3i+3j-4k and vector B=i-5j+6k is 1. O161.2 2. O141.6 3.…

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Q: Y-COMPONENT MAGNITUDE DIRECT1ON -COMPONENT 334.1 1501 3014 319.3 115-3 LVECTOR 7.9 7.10 -340 9.20…

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Q: 2. A delivery man starts at the post office, drives 40 km north, then 20 km west, then 60 km…

A: CONCEPT:

Q: А. The driver steps on the gas and the car moves with an acceleration of a=4.0 m/s for t=5.0s. How…

A: A) Apply the first kinematic equation and substitute the required values.

Q: F3 = 382, last three digits of student id number. Box the final answer/s.

A: Resultant force: The entire force operating on the item or body, combined with the body's direction,…