time taken by the two to drop through these distances is (а) а : b (b) a² : b² (c) Ja: 5 (d) м, /м, :bla
Q: Two batteries with emf ℰ = 10 V and internal resistance r = 4 Ω and a resistor with R0 = 45 Ω are co...
A: Given: The emf of each of the battery ε=10 V. The internal resistance r=4Ω. The resistor R0=45Ω.
Q: What problems are there with the statement “A force is a push that acts through a touch”?
A: Given statement “A force is a push that acts through a touch”
Q: When the 5-kg box reaches point A it has a speed VA = 12 m/s. (Figure 1)
A: Given:The expression of the slope is x12+y12=3. The velocity of the box at A is 12 m/s.
Q: Suppose that a particular crystal has a primitive unit cell that can be described by the following p...
A:
Q: - Question is below: -------------------------------
A: Solution: Given matrix is as follows: 12425-2-121
Q: An object is projected upward with a velocity of 100 m/sec. It will strike the ground in approximate...
A: The object thrown upwards experiences a constant downwards acceleration g, as the gravitational fiel...
Q: Draw the force act on the chosen charges on each of the charges arrangement below and fill up the ta...
A: Consider the horizontal axis as the x-axis and the vertical axis is the y-axis for this given charge...
Q: Two sinusoidal waves traveling in opposite directions interfere to produce a standing wave with the ...
A: Given: y = [Cos (100t) Sin (x)]/π
Q: According to Newton's law of cooling, the rate at which a substance cools in air is directly proport...
A: Given: The temperature of the surrounding air is Ts = 300 C The initial temperature of the substance...
Q: A fire truck moving at 60 m/s sounds its siren whose frequency is 1320 Hz. A car is moving in the sa...
A: The speed of the fire truck (or) ambulance is given as, va = 60 m/s The frequency in the siren is gi...
Q: Three charged particles are aligned along the x-axis as shown in the figure. Find the electric field...
A:
Q: 2y2 (x*-3 y*) (x²+y²)² 2x2 (x4-3y*) (x²+y²)²
A: Given: To find the second derivation of the function is given as,
Q: Scientists are studying the cooling gas over large elevation changes. Nitrogen is slowly cooled in a...
A: Answer: It is given that, Since the given container or tank is rigid. Therefore, The work outp...
Q: Figure 400 V 1 cm 200 V 1 cm O V What is the direction of the electric field at the dot in the figu...
A: we know that,E=-dVdrThus, the direction of negative potential gradient gives the direction of electr...
Q: Mark and David are loading identical cement blocks onto David’s pickup truck. Mark lifts his block s...
A: The rollers on the ramp used by the David were frictionless, because the ramp is frictionless, so he...
Q: Kindly check the answer before submitting the solution. Answer is also mentioned in picture containi...
A: Given: To find the correct option is given as,
Q: A particle starts from rest. Its acceleration (a) versus time (t) is as shown in the figure. The max...
A: We have been given that a particle starts from rest and its acceleration is a=10m/s² at t=11s we hav...
Q: A 200-kg cart is pushed slowly up an incline. How much work does the pushing force do in moving the ...
A: Given : m=200kg h=1.5m d=7m Ff=150N The work required to be d...
Q: Skipping 1, use the first fibonacci sequence as the values of your capacitors. For the total voltage...
A: Fibonacci series is given by- 0+1=1 1+1=2 1+2=3 2+3=5 ...
Q: The force P of magnitude 50 kN is acting at 215° from the x-axis. Find the components of P in v 157°...
A:
Q: The concrete pier P is being lowered by the pulley and cable arrangement shown. If points A and B ha...
A:
Q: Can I get help undertanding how to calculate Elevation change from A-B? and then the second part on ...
A: Pythagoras Theorem If the length of the hypotenuse of a triangle is h, the length of the base is b a...
Q: Read the real-world situation and substitute in values for the projectile motion formula. Then solve...
A: The kinematic equation of motion for moving object in the downward direction is given by Where yo ...
Q: A displacement veeter in the ay plane is 15 m kong and directed at angle u" 30 in helow Figure Deten...
A: “Since you have asked multiple question, we will solve the first question for you. If you want any s...
Q: Find the wavelengths of electromagnetic waves with the following frequencies. (Assume the waves are ...
A: Solution: The relation between the frequency and wavelength is given as: λ=cf where, c= velo...
Q: 3 forces act on a box F1 250 Newtown at 45° F2 300 Newtons at 30° F3 450 at 60°.Calculate the magni...
A: The three vectors can be represented diagrammatically as below,
Q: A twist of ( 4 N.m ) is applied to the handle of the screwdriver. Resolve this couple moment into a ...
A: Diagram :
Q: As the "ON' button of the electric fan was pressed, the propeller starts to move until operating spe...
A: Given: The operating angular speed is 4.5 revs. The time taken to reach this speed is 7 s. Introduct...
Q: 1- The magnetic field in a given dielectric medium is given by H = ŷ6cos (2z)sin (2 × 10°t – 0.1x) (...
A: Explanation: The electric and magnetic fields can be found using Maxwell's equations. Note: As per...
Q: Cosmic rays colliding with Earth's upper atmosphere produce highenergyparticles called muons. An obs...
A: Given data provided as- V=2.97×108 m/s∆t=20×10-6 secondsAccording to the time dilation formula,∆t=∆t...
Q: 02 For the circuit shown below, choose the correct answer R2 680 Ohm R1 R3 -12V 1k Ohm 4.7 k Ohm R4 ...
A:
Q: A transformer has a primary coil with 300 turns of wire and a secondary coil with 1,500 turns. An AC...
A: Then Given voltage function is ∆v=100vsin ωt...........(1) The standard equation of voltage is ∆v=Vm...
Q: Discuss the nature of light with your group. Ask each member of your group to transcribe one complet...
A: Newton assumes that light is consists of tiny particles. On this assumption, newton explains the the...
Q: The latent heat of fusion for iron at 1809 K is 246 Jlg, or 13 790 Jlmole. Its atomic mass number is...
A: given,latent heat =246J/g or 13790J/moletemprature T =1809K
Q: Q2 For the circuit shown below, choose the correct answer R2 680 Ohm R3 4.7 k Ohm =12V R1 1k Ohm R4 ...
A: As per our guidelines we are supposed to answer?️ only first three subparts of the given question. K...
Q: 1. Connect the circuit shown in the following figure and measure the currents & voltages for each re...
A: Given: Part 1: To measure the voltage across the resistance R2 and R4 connect the voltmeter paralle...
Q: Calculate the latent heat flux over a small lake, given the following: - K = 500 Wm-2 a = 0.7 LV =40...
A: Given data: The thermal conductivity is K↓=500 W/m2. The latent heat is L↓=400 W/m2. The temperatur...
Q: Determine the resultant and its direction of the force system shown in fig?( Note using (cosine and ...
A: Rectangular Components of Forces We know that forces are vector quantities. Like any vector quantiti...
Q: Why two objects of different mass hit the ground at the same timei na vacumm, what parameters are mi...
A: If two objects are dropped from the same height then they will always hit the ground at the same tim...
Q: Q2) A ball is thrown straight up into the air with an initial velocity of 49 m/s. (1) How high the b...
A: 2. Given data, u=49 m/s which is the initial velocity of the ball (1) Let the maximum height reache...
Q: What type of weld can be made using the nozzle walking technique?
A: Mostly the nozzle walking technique can be used on GTA groove welds in plate or pipe.
Q: Use Newtons Law of Cooling to determine the current temperature of a body in air temperature of 25°C...
A: Given : Air temperature =25°Ctemperature 45 min ago =160°C Temperature 10 min ago = 90°C
Q: Block A has a weight of 60 lb and block B has a weight of 10 lb. Neglect friction and the mass of th...
A:
Q: Use a proof by contradiction to show that for all integers n, n²- 2 is not divisible by 4.
A: Introduction: Suppose the given function n2-2 is divisible by 4 then we can check whether it is divi...
Q: A wafer of titanium dioxide (K = 173) has an area of 1.20 cm² and a thickness of 0.120 mm. Aluminum ...
A: The capacitance of a parallel plate capacitor which has area of plates A separated by distance d and...
Q: 1- Energy in a Bohr orbit is given by where B = 2.179 x 10 18 J. Calculate the frequency of radiatio...
A: The energy of the radiation will be equal to the energy difference between the levels.
Q: A tennis ball on Mars, where the acceleration due to gravity is 0.379 g and air resistance is neglig...
A: Part (a) Given: The acceleration due to gravity on Mars is a=0.379g. The time taken by ball to cove...
Q: Question #12 Complete the following statement: For an object moving with a negative velocity and a p...
A: 12) distance is measured by actual length of path travelled by an object so whether velocity is nega...
Q: Please help me with my hw. Tysm❤️ Instruction: Explain all answers in 5-6 sentences only. 3.3. Wha...
A: A body can be charged by various methods one of them is friction. In friction when two bodies are ru...
Q: Immediately after the bouncing golf ball leaves the floor, its components of velocity are Vx = 0.841...
A:
Step by step
Solved in 2 steps with 2 images