Three vectors are represented by A, 4.2∠45◦, B, 5.5∠−32◦ , and C, 2.8∠75◦. Determine in polar form the resultant D, where D=B+C−A

Q: What two things about a magnetic field can magnetic field lines represent?

A: Solution:  The magnetic field lines represent the following two things about the magnetic field  -  ...

Q: A canon ball, projected  at angle of 600 above the horizontal strikes a tower 30m away at a point 15...

A:

Q: C = 3 mF C, = 2 mF C, = 4 mF

A:

Q: Consider a satellite of mass m moving in a circular orbit around the Earth at a constant speed v and...

A:

Q: DATA: LATENT HEAT OF FUSION MASS of EMPTY CALORIMTER (g) 48.1g MASS of CALORIMETER with WATER (g) 18...

A:

Q: Q4: Carbon, silicon and germanium have four valence electrons each. At room temperature which one of...

A:

Q: A canon ball, projected at angle of 60° above the horizontal strikes a tower 30m away at a point 15m...

A:

Q: An object is placed in front of a convex lens which has a focal length of 24 cm.  If an erect image ...

A:

Q: Compute for the total capacitance shown in the illustration. 5.0 µF 1.5 μF 8.0 µF 3.5 μΕ 0.75 µF_ 15...

A:

Q: How much heat must be added to 1200 lb copper to raise its temperature from 100 0F to 450 0F?

A: Mass of copper m=1200 lb=544.31 kg, initial temperature T1=100oF=310.93 K, final temperature T2=450o...

Q: A toll ey ,whilė inclimed i what will be its velxily. -the 8 front ? down an geing hax an 'acceleati...

A: Given data :                         Initial velocity  =  u                          Acceleration   ...

Q: The temperature at which a gas will occupy no volume and all particle motion stops is

A: Solution- The temperature at which a gas will occupy no volume and all particle motion stops is know...

Q: A canon ball, projected at angle of 60° above the horizontal strikes a tower 30m away at a point 15m...

A: Note: As per guideline we are suppose to do only three subpart from multipart question. Given, angle...

Q: Read and analyze the given situation. Show your solution and box your final answer. The metal plate...

A:

Q: 1 If acceleration due to gravity js 13 m/8 ; What will be the patential energy af a body af mass 2kg...

A: GivenMass (m) = 2 kgAcceleration due to gravity (g) =13 m/s2Height (h) = 4 m

Q: In Young's experiment, two slits are 0.2 mm apart. The interference fringes for light of wavelength ...

A:

Q: Show that Ā. B = A,B¾ + A,By +A¿Bz

A:

Q: 2. A 25 kg block and 50 kg block are connected by a string as it shown below. The pulley has 10 cm r...

A:

Q: Two tuning forks of frequency 512 Hz and 520 Hz respectively play simultaneously with the same ampli...

A: In this question we have to find the pitch of the resulting sound wave. Please give positive feedbac...

Q: I. Study the diagram below and answer the given questions. Fig 1 Fig. 2 3N 5N 8N 8N Fig. 3 4N 4N Que...

A:

Q: rom the Atmospheric Temperature Curve, state the height and temperature ranges for the troposphere, ...

A:

Q: Two 50 μF capacitor are connected in series. The equivalent capacitance of the combination is

A:

Q: Q7: A circuit connected to an ac source of emf e =e, sin(100 t) with t in seconds, gives a phase dif...

A:

Q: Example - Tensile Force acting on a bone A force of 10 N is acting on a circular bone with diameter ...

A: Stress σ On an area A is given as σ= F/A ,where F is the force acting on that area .

Q: (9 blanks) Derive the work done of an ideal gas undergoing isothermal expansion at temperature T1 if...

A:

Q: A heavy crate of mass 46.0 kg is pulled at constant speed by a dockworker who pulls with a 330-N for...

A:

Q: What is the new capacitance if the plate separation is doubled?

A: According to question we need to find--- What is the new capacitance if the plate separation is dou...

Q: Four identical charged particles (q = +10.7 µC) are located on the corners of a rectangle as shown i...

A: please send other question in new post as only one question can be answer at a time.

Q: A 6.00 kg block is pulled up a frictionless inclined plane by a 90.0 N force that is parallel to the...

A:

Q: The sound pressure amplitude associated with a 120 db loudness is Group of answer choices a. ...

A: Sound loudness (β) = 120 dB   

Q: vsing DxE = Maxwell eguation %3D at Prove thet V.B=0

A:

Q: Two blocks of masses m1 = 3 kg and m2 = 4 kg are placed on a frictionless horizontal surface and joi...

A:

Q: A nitrogen gas with a volume of 11.75 L was placed inside a chamber with a pressure of 2022 psi at a...

A: Ideal gas equation                  PV = nRT Here R is constant               PV/T = nR = constant B...

Q: Nuclear sizes are expressed in a unit named A. Fermi B. angstrom C. newton D. tesla

A: Option (A) Fermi is the correct answer.

Q: 1. A charge of + 1.97 x 10-5C produces an electric field of 740N/C at the origin in the +x direction...

A: According to guidelines we need to solve only first question kindly repost other questions in the ne...

Q: 4 cm r= 8 cm FIGURE 2 FIGURE 2 shows a long conductor is placed near a loop carrying a current of 1....

A:

Q: 6. What is the mass of an object that a force of 23 N is applied to it so that it can accelerate at ...

A: 6.   Given         Force (F) =  23N         acceleration(a) =128.2 m/s² According to Newton's Second...

Q: Two resistors, R = 2.91 Q and R2 = 5.11 Q, are connected wing R| in series to a battery with an EMF ...

A: Given value--- R1 = 2.91 ohm. R2 = 5.11 ohm. E = 24 V. We have to find--- I1 ? V2 ?

Q: Example 5 Find the current flowing through a copper wire of length 02 m, area of cross-section 1 mm?...

A:

Q: Which of the following could change the observed frequency of a wave? Group of answer cho...

A: Let the emitted frequency = f  Let the observed frequency = f'  Let the speed of sound = v 

Q: Given this equation a= 4-6t. a. Find the velocity equation at v=2m/s and t=1s b. Find displacement e...

A:

Q: A 200g bullet which has velocity 200 m/s sticks to the stationary block of 5 kg mass. They move toge...

A:

Q: Given the equation x=18t-38t2+17t3 m=16mg,find work done from t=0s to t=3 s

A:

Q: The equivalent capacitance of two capacitors in series is 0.03 uF and when connected in parallel, 0....

A:

Q: The magnetic field in a region is given by B = (0.750i + 0.290î) T. some instant, a particle with ch...

A:

Q: Assessment/Homework: 1. Explain why during the summer months, static cling in clothes is generally n...

A: Stray electrons build up in the atmosphere and some are negatively charged, while some  are positive...

Q: A В F(N) C (0,0) x (m) D Above is a graph of a force applied on an object as it moves in the x-direc...

A:

Q: A soccer ball is kicked from the ground with an initial speed of 18.5 m/s at an upward angle of 49.3...

A: In this question we have to find the average speed of the player so that he meets the ball before it...

Q: A 10 kg object is fired vertically upward from the ground, with an initial velocity of 50 m/s. If th...

A: Given mass of the object, m = 10 kg initial velocity of the object, v = 50 m/s atmospheric resistanc...

Q: A beam of particles is directed at a 0.012-kg tumor. There are 2.1 x 1010 particles per second reach...

A: Given value--- mass = 0.012 kg. no. of particle per second = 2.1 × 10q0 . energy = 4.5 NeV  RBE = 1...

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.