A 20-kg board serves as seesaw for two children. One child has a mass of 30-kg and sits 2.5 m from the pivot point. At what distance from the pivot point must a 25-kg child place herself to balance the seesaw? Assume the board is centered at the pivot. *

A 20-kg board serves as seesaw for two children. One child has a mass of 30-kg and sits 2.5 m from the pivot point. At what distance from the pivot point must a 25-kg child place herself to balance the seesaw? Assume the board is centered at the pivot. *

Related questions

Q: current is increased to 3.0 A? 2. A device is connected to a 210 V source. How much current is…

A: Q2. Given that Potential difference across the device V = 210 Volt Let the current through the…

Q: 12. Calculate the center of mass of a 4 m long aluminum bar with cross-sectional area of 4 cm x 4 cm…

A: Given Data: It is given that the length of the uniform bar is, L=4 m. Axis of rotation is located…

Q: A +12 nC charge is located at the origin. Part A What is the electric field at the position (x1, Yı)…

Q: 3- In an electron diffraction experiment using graphite the larger ring formed by rows of carbon…

A: As per guidelines we are allowed to answer only first three part of question. if question have more…

Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…

A: We need to say what the direction of friction will be on the coin on turntable.

Q: If a 0.7 Tesla magnet moves into a 140 turn coil with an cross sectional area of 0.08 in 1.4…

Q: Two objects having different masses are subjected to Identical forces act for the same length of…

A: It is given that two objects having same masses are subjected to identical forces for same length of…

Q: 3) A proton enters a magnetic field of 10T and an electric field of 2000 N/C in such a way that it…

A: Moving particle is proton Charge on proton (e) = 1.6×10-19 C Magnetic field (B)= 10 Tesla…

Q: In the following diagram, the current passing through 20 Ohm is 1.5 A. 19. What is the current…

Q: Moving charge generates a magnetic field. If the moving charge is in an already existing field, the…

A: we know that, When a charged particle moves relative to a magnetic field, it will…

Q: Find the number of turns a solenoid coil with length of 0.06 m should have in order to produce a…

Q: N vs. TIME graph below, click on the spot where the VELOCITY IS ZERO (the arrow will be placed where…

A: Introduction: When the body does not gets displaced with time, the velocity is said to be zero. So,…

Q: An infinitely long wire is uniformly charged. The voltage difference from r 2 m and r= 4 m is 30…

A: Given: An infinitely long wire --- uniformly charged. Voltage difference (ΔV) (between r1 = 4m…

Q: The total time a projectile spends in the air along its trajectory A. air resistance В. trajectory…

A: Answer is D

Q: 3. a quantity that describes the rate of motion in the y direction A. horizontal component of…

A: As we know that rate of motion is speed . But according to the question, we have asked the rate of…

Q: A block (4 kg) starts from rest and slides down a frictionless ramp #1 of height 9 m. The block then…

A: Since you have posted multiple parts we will solve the first three parts for you, kindly post the…

Q: When you go out to your car one cold winter moning you discover a 0.70-cm thick layer of ice on the…

Q: 2. Three point charges q; = +2.7µC, q2 = -3.4µC and q3 = -1.6µC initialy are infinitely far apart.…

Q: A solenoid with radius a produces a magnetic field with strength B pointing into the page. A square…

Q: A 3,2 km B 120 m #

A: The distance between the man and the drone in the image is 3.2 kilometers. Text label "A" in the…

Q: 5. An object moving in the x-y plane has a position vector given by: 7 = (2t³ - 5t)i + (6 - t¹)ĵ (in…

A: Given r→=(2t3-5t)i^+(6-t4)j^Required average velocity

Q: 17. A piece of number 10 aluminum wire has a diameter of 2.59 mm. How many meters of number 10…

Q: The block in the drawing has dimensions LO×2L0×3L0.where Lo =0.3 m. The block has a thermal…

A: Give Thermal conductivity = 100j/s-mC Delta T = 21- 12 ° C = 9 ° c

Q: On earth, two parts of a space probe weigh 10600 N and 3780 N. These parts are separated by a…

Q: With what velocity vo should a projectile be started at the center of the Earth to reach the surface…

A: As per the guidelines we can solve only 1 question. Solution of 1st question is given Law of…

Q: = 201². The fan blade in a jet engine rotates from rest with the angular acceleration a = 1 9. find…

A: GIVEN Angular acceleration = α = 20t2

Q: 4. When is the magnetic flux maximum? zero? 5. A loop of wire in the form of a square 1.50 m on each…

Q: When two parallel plates connected to a 40-V battery, the electric field between the plates is 2200…

A: Given: In this question, the given values are, Voltage is, V=40Volt, And the electric field is,…

Q: 6&7 please

Q: 5) Let's use this expression to solve a problem. Star X and Star Y are intrinsically identical…

A: Given, star X is located 20 light-years from earth star Y is located 40 light-years from earth…

Q: 3. We will repeat the previous problem using energy arguments. Comment: Mechanical energy is…

A: The given yo-yo is made up of two solid disks, each of mass M, so the total mass of the yo-yo is 2M.…

Q: 7. "The wider the road, the more cars can pass through". Which of the following factors affecting…

A: We need to tell which factor affecting the resistance fits the given analogy.

Q: 7. Solve for unknown parameters 30

A: solution is given as

Q: Consider the 68.0 kg mountain climber in the figure. 31 Fup 15 (a) Find the tension in the rope (in…

Q: 17-102. The 25-lb slender rod has a length of 6 ft. Using a collar of negligible mass, its end A is…

A: An object's angular velocity changes per unit of time as a result of rotational acceleration, also…

Q: 7,8,9

Q: 3. Determine whether the corresponding system is linear, time invariant and causal. Show block…

Q: A hollow sphere is taken as bob of a simple pendulum. This hollow sphere is filled with fine sand.…

A: The expression for the time period of a simple pendulum is written as, Here, l and g represent the…

Q: wave paths to a distant screen are shown, leaving the slits at angle ₁. (The screen is so far away…

A: The wavelength of light is 624 nm. (1) Every semi circle wavelet represents a wave front. Wave 1…

Q: A flux of 25 X10^5 Maxwell links with a 1500 turn coil when a current of 3 A passes through the…

A: Given,ϕ=25×105 WbN= 1500I= 3AA) Inductance, L=NϕlL= 1500×25×1053= 1250×106 HL= 1250×106H

Q: The period of oscillation of a block of unknown mass hung from a spring is 1.8 s. A. What would be…

A: Given data: Here are the given data, Time Period of oscillation of a block=1.8s Mass=4 times of the…

Q: A convex lens has a focal length of 17 cm. A candle with a height of 4 cm is 10 cm

A: Focal length of convex lens is f=17 cm Height of object is ho=4 cm Object distance is u=10 cm…

Question

A 20-kg board serves as seesaw for two children.
One child has a mass of 30-kg and sits 2.5 m from the
pivot point. At what distance from the pivot point
must a 25-kg child place herself to balance the
seesaw? Assume the board is centered at the pivot. *

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1 To determine,

VIEW

Step 2 Solution and explanation,

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 1 images

SEE SOLUTION Check out a sample Q&A here