A rural mail carrier leaves the post office and drives 22.0 km in a northerly direction. She then drives in a direction 600 south of east for 48.0 km. What is her displacement from the post office?

Q: 8. A diffraction grating produces a first-order maximum at an angle of 20. What is the angle of the…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Find the impulse Force=12.12 N Time-5.1 s

A: Given data : Force=F Time=t   Required: Impulse

Q: A cable exerts a constant upward tension of magnitude 1.04 x 10^4 N on a 1.60 x 10^3  kg elevator as…

A:

Q: Vectors and are shown in the figure. Vector →→ is given by →→ - A B C B vectoris 16.0 units, and the…

A:

Q: A force of 230 N is applied to an object of area 12 m². find the pressure?

A: Given data :                        Force    =    F                         Area     =     A…

Q: A puck is moving on an air hockey table. Relative to an x, y coordinate system at time t = 0s, the x…

A:

Q: 26. Which of the following is used as high-power microwave oscillator? a. Reflex klystron b. TWT c.…

A: The answer of the question 26, 27 and 28 are written below :

Q: PHOTOELECTRIC EFFECT A. He demonstrated that electrically charged particles are liberated from a…

A: The photoelectric effect is the emission of electrons when electromagnetic radiation, such as light,…

Q: Work and Energy requires different kinds of balls to determine the value of each ball’s potential…

A:

Q: I The loudness, L, in decibels(dB), is given by the formula L = 10 • log where l = 10-1² W/m². The…

A:

Q: Differentiate alpha decay, beta decay, and gamma decay.

A:

Q: Calculate the kinetic energy stored in car of mass 25.22 kg moving with velocity 10 m/s

A:

Q: A wall, acted upon by a force of 20 N, does not move. The work done in this process is (A) 20 J (B)…

A: Given data : Force=F Displacement=d   Required : Work done

Q: 3. A diverging mirror with a focal length of 90 cm is used as a side view mirror on a car. Another…

A:

Q: The heat of melting of ice at 1 atmosphere pressure and 0°C is 1.4363 kcal/mol. The volume of ice is…

A:

Q: 5] An object is located at a distance s = 14 m] in front of a mirror having a focal length of f = 2…

A: Given, An object is located at a distance s = 14cm in front of mirror having a focal length of f =…

Q: PRELIMINARY QUESTIONS 1. One of the timing devices Galileo used was his pulse. Drop a rubber ball…

A: 1) Pulse is determined by mechanisms of internal body and excitement at the point (it is  more) so,…

Q: The moon's period of revolution around the Earth is 27.3 d. How far away is the moon from the…

A:

Q: An electric iron of resistance 13 ohms takes a current of 2 A. Find the heat developed in 6 seconds

A: Heat developed, Q = I2×R×t

Q: The acceleration record shown in the figure was obtained from a small airplane traveling along a…

A: Acceleration is rate of change of velocity with respect to time. a =dvdt∆v =∫adt Therefore, area of…

Q: Q9/ Steam initially at 10 bar and 0.25 dryness fraction (i.e. quality = 85%). Expands down to p2 =…

A:

Q: An apple crate with a mass of 23 kg accelerates along a frictionless surface as the crate is pulled…

A:

Q: A current of 12 A flows through a conductor for 16 s. What amount of charge passes through the…

A: Given data :                           Time   =    T                         Current    =    I…

Q: Suppose that 3 of work is needed to stretch a spring from its natural length of 30 cm stretch the…

A:

Q: An electric iron of resistance 13 ohms takes a current of 2 A. Find the heat developed in 6 seconds

A: Given data :                    Time    =    t                  Current   =   I…

Q: Calculate the work done Force=1.12 N Displacement=0.5 m

A: Given data : Force=F Displacement=d   Required : Work done

Q: .Being two pure wave loudspeakers, which are on opposite walls of a 10m long room, in a form of…

A:

Q: How do I write out the answer?

A: Pinitial will be initial pressure. Pfinal will be final pressure. Then the answer will be, Pfinal =…

Q: An electric iron of resistance 13 ohms takes a current of 2 A. Find the heat developed in 6 seconds

A:

Q: Your meterstick is pivoted to the left of its center of mass. A 96.7 g mass is hung from a 12.7 g…

A:

Q: Wood has a dielectric constant of 2.80. If capacitor A originally has a capacitance of 0.5 F, what…

A: Dielectric substance are the insulating substance or a poor conductor of electric electricity. When…

Q: calculate critical frequency of glass panel of 5mm thickness and aluminium of 0.5mm thickness

A: Critical frequency of glass, f = 12500t Hz Where, t is the thickness of the glass in mm. Critical…

Q: 1A. The given system of knotted cords (label the left knot as J and the right knot as K) supports…

A: Solution:-

Q: A.what is the angular speed of the board just after the bullet's impact? b.What maximum height…

A:

Q: Describe the image being produced by a plane mirror.

A: 1. Image formed by plane mirror is of same size as of object. 2. Image is formed behind the mirror…

Q: Find the value of pressure Force=0.67 N Area=1 mm2

A: Given: The applied force is 0.67 N. The area is 1 mm2.

Q: An electromagnetic wave is travelling from vacuum to a salt solution with relative permeability…

A:

Q: A light of wavelength 589 nm passes from air to a diamond. The thickness of diamond is 4.2 x 10⁹ m.…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: How much heat is required to turn 50 g of water into steam at boiling point? Latent heat of…

A: Since you have asked multiple question, we will solve only one question for you. If you want any…

Q: equires 1100 W at 110 V. What is the resistance of the heating coil?  a. 7.5 W b. 9.0 W c. 10.0 W

A: GivenPower, P=1100 WVoltage,V=110 V

Q: 3.) A off spacecraff moving at 10 km/sen breaks apart into two pieces of equal mass, one of which…

A:

Q: Elena and her classmates were attempting to measure the maximum power they can generate by running…

A: Given: The mass of the object is 55 kg. The height achieved by the object is 4 m. The time interval…

Q: hat you measure the time of flight as 1.47 seconds. If the horizontal distance travelled until…

A: Given:-  The Flight Time  T = 1.47 sec  The horizontal distance  is R = 30.9 cm = 0.309 m  The…

Q: A light bulb has resistance of 240 W when operating at 120 V. Find the current in the light bulb

A:

Q: 8. For cars of different mass are driving at the same velocity on the road. All four cars are moving…

A:

Q: HOW COMPLETE SOLUTION.  The non-attached end of a horizontal rope is oscillated vertically with a…

A: Given: The tension in the string is 10 Hz. The frequency due to tension in the string is 10 Hz. The…

Q: If you read the time duration from the optical sensor on the launch apparatus as 0.1 seconds, and if…

A: The time duration from the optical sensor on the launch apparatus as(t) = 0.1s  The steel ball pass…

Q: s a wavelength of 586 nm. What is the en

A: GivenWavelength of laser light, λ=586 nm

Q: 6. An object is place on the left side of a convex lens with a focal length of 4 cm. The distance of…

A:

Q: Q2/A particle moving along a straight line is subjected to a deceleration a = (- V) m/s², where is V…

A:

Scalars and Vectors

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