A car speedometer has a 8% uncertainty. What is the range of possible speeds (in km/h) when it reads 63 km/h? (There are two answers. Enter the lowest value first and the highest value second. For each answer, enter a number.) lowest      km/h highest      km/h (b)     Convert this to miles per hour. (There are two answers. Enter the lowest value first and the highest value second. For each answer, enter a number.) lowest      mi/h highest      mi/h

Q: Circuits: In the circuit shown in the figure, all the capacitors are initially uncharged when the…

A:

Q: When the block is pushed with 4.0 N of force in the same direction that the block is sliding, it…

A: As F= 4Nf=μ.nthenFnet=f-4=μn-4Asn=MgFnet=μMg-4=Mahence,μ=Ma+4Mg

Q: If velocity v=at + Bx-yxt, then find dimension of a, ß and y.

A: The dimension of a physical quantity is defined as the power to which the fundamental quantities are…

Q: RC Circuits: For the circuit shown in the figure, V = 60 V, C = 40 µF, R = 0.90 MS2, and the battery…

A:

Q: Hello, it is telling me my answer is wrong.

A: Given   Mass of helicopter,  m = 860 kg  Initial speed of helicopter,  u = 0 m/s  Final speed of…

Q: 3. A sled of mass 70 kg starts from rest and slides down a 10° incline 70 m long. It then travels…

A: The work done by the system on the sled is W=700.76 J

Q: 1. A racing motorcycle starts from rest and accelerates at a constant rate of 20 m/s/s for 3.5…

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

Q: A tank initially contains 200 gallons of water in which 50 lbs of salt are dissolved. A salt…

A:

Q: A manometer containing water with one end connected to a container of gas has a column height…

A: Given data:  Height (h) = 0.31 m Atmospheric pressure (Patm) = 1.01×105 Pa The density of water (ρw)…

Q: An RL circuit with L = 2.65 H and an RC circuit with C = 3.20 μF have the same time constant. (a) If…

A:

Q: Q1) A particle initially at the origin and moving at v0 = 2^1-3^j m/s accelerates at a rate a = 2^1…

A:

Q: (a) Find the magnitude of the gravitational force (in N) between a planet with mass 8.00 ✕ 1024 kg…

A: Given data:  Mass of the planet (M1) = 8.00×1024 kg Mass of the moon (M2) = 2.50×1022 kg Distance…

Q: 65. A A thin, spherical shell of mass m and radius R rolls down a parabolic path PQR from height H…

A:

Q: A stone is thrown upward from the top of the building at an angle of 30o with the horizontal and an…

A:

Q: nsider the following figure. C₂ ·a G₂ C₂=C₂ b i (a) Find the equivalent capacitance between points a…

A:

Q: In the figure, four long straight wires are perpendicular to the page, and their cross sections form…

A:

Q: A woman applies a torque to a nut with a wrench 0.250 m long. Because of the cramped space, she must…

A: Given data:   The length of the wrench (r) = 0.250 m Angle (θ) = 70.0° Force (F) = 46.0 N Required:…

Q: What is the direction of the magnetic force on the moving charge?

A:

Q: A 170-g billiard ball is shot toward an identical ball at velocity vi = 6.90 m/s.The identical ball…

A:

Q: A small block of mass 200 g starts at rest at A and slides along a curved frictionless track surface…

A:

Q: 10. In an attempt to break a world record, Laso Schaller dove from a platform taller than the Tower…

A: When he starts jumping from the platform, the initial velocity of him is zero.

Q: The figure below shows, in cross section, two long parallel wires spaced by distance d = 20.9 cm.…

A:

Q: 33b. Janice fixed magnet on top of a toy car. She then held a bar magnet at a distance away from the…

A:

Q: A small bar magnet experiences a 1.60x10-2 N m torque when the axis of the magnet is at 45.0° to a…

A:

Q: Blocks 1 and 2 are moving to the right on a frictionless surface by the tension TB = 36 N as shown.…

A: Given,  Surface is frictionless

Q: Two carts mounted on an air track are moving toward one another. Cart 1 has a speed of 0.8 m/s and a…

A:

Q: pendulum is made by tying a 420g ball to a 47cm long string. The pendulum is pulled 23∘ to one side,…

A: Given data, Mass of ball m=420 g=0.42 kg Length of string L=47 cm=0.47 m Angle θ=23°

Q: True or false-Range is defined as the maximum vertical distance traveled by a projectile.

A:

Q: A train accelerates uniformly from rest to reach 54km/h in 200 seconds after which the speed remains…

A:

Q: If a freely falling object were somehow equipped with a speedometer on a planet where the…

A: Given data:  Initial velocity (u) = 0 m/s Acceleration due to gravity (g) = 20 m/s/s Required: The…

Q: A two-stage rocket moves in space at a constant velocity of +4130 m/s. The two stages are then…

A:

Q: Consider a round parallel plate capacitor consisting of two circular metal plates of radius, R = 1.0…

A:

Q: 6. A ceiling fan turns at a rate of 20 RPM what is its speed in radians per second, and the speed of…

A:

Q: Q5. Describe the following to protect and control the motors: (i) (ii) (iii) Using circuit diagram…

A: Since you have posted a question with multiple sub-parts, we will solve the first three subparts for…

Q: A square coil of wire of side 2.65 cm is placed in a uniform magnetic field of magnitude 2.50 T…

A:

Q: 3.0-μF capacitor charged to 40 V and a 5.0-μF capacitor charged to 18 V are connected to each other,…

A:

Q: The figure shows wire section 1 of diameter D₁ = 5.00R and wire section 2 of diameter D₂ = 3.50R,…

A:

Q: Calculate the magnitude and direction of the Coulomb force on each of the three charges shown in the…

A: Given data: First charge q1=6.00 μC Second charge q2=1.50 μC Third charge q3=-2.00 μC Distance…

Q: The 80-kg man pushes on the 200-kg crate with a horizontal force F with a magnitude equal to 750 N.…

A:

Q: the solution is worng

A:

Q: This exercise is part of a series of problems aimed at modeling a situation by progressively…

A: The net external force on the system of spring mass system is mBg. Due to this force there is a net…

Q: QUESTION 4 A force of 40.0 N is applied at the end of a wrench of length 16.9 cm. Find the torque…

A: Given Force = F = 40.0 N Angle between direction of force applied and wrench = θ = 30.0° wrench…

Q: The figure shows four arrangements in which long, parallel, equally spaced wires carry equal…

A: We have 4 arrangements of wire

Q: Ex4@Express w = (x-1) ay in the cylindrical coordinates (b) transform F = P cosa ap in the Cartizian…

A:

Q: Suppose I1 is the intensity of light transmitted through two polarizing filters with axes at a…

A:

Q: The block of weight 100kN is supported by a rope that is wrapped twice around the circular peg.…

A: Given, Weight of the block, W=100 KN The coefficient of static friction between rope and peg is,…

Q: Assignment 2 Question 1 due October 31, 2022 In late January 2018, Tropical cyclone Gene swept over…

A: In past due january 2018 Tropical twister Gene cleared over Fiji. At its place north east of…

Q: A 49.4-g golf ball is driven from the tee with an initial speed of 56.1 m/s and rises to a height of…

A: Given data: The mass, m=49.4 g The initial velocity, v1=56.1 m/s The max height, hm=20.0 m

Q: Three charges are situated at corners of a rectangle as in the figure below. How much work must an…

A:

Q: Two objects interact with each other and with no other objects. Initially object A has a speed of 4…

A: Given:          Initial velocity of object A (uA) = 4 m/s         Final velocity of object A (vA) =…

Half Life

The concept of Half Life has numerous practical applications some of them includes figuring out the effective drug dosage to finding out when a radioactive becomes safe to use. If you look for a career in Nuclear Physics you will need this concept.