3. You are given the pendulum below, which is constructed from a light string, length 3R and negligible mass, attached to a solid disk, radius R and mass M. Determine R such that this pendulum will have a period of one second when subjected to a small angle displacement. 3R

Q: Can you help me?

A: a)at A temperature is 300 K,at A, the number of moles is

Q: Rings 2 n work done by the мал 2

A: Write the expression for the work done. W=F→⋅d→W=Fdcosθ Here, F is the force, d is the distance, and…

Q: A car uses a power of 100 W within 25 seconds to operate. What is the work done?

A: Write the given values with suitable variables. P=100 Wt=25 s Here, P denotes the power and t…

Q: What net force, in Newtons, is needed to do 1,847 J of work over a distance of 144 meters?   Round…

A: Given thatwork, W=1847 Jdistance, d=144 mas work, W=Fdwhere F is force

Q: When you lift a box with a mass of 350 kg to a height of 2.5 meters, how much work have you done?

A:

Q: Take a boat with a mass of 1.5 kg and lift it to a height of 2m. Compute the amount of work done.

A: Given:Mass,m=1.5 kgHeight,h=2mGravitational acceleration,g=9.81 m/s2Now,Work done,wW=Fdcosθ…

Q: Write a short note on work?

A: Work

Q: What is work

A: Work is said to be done when a force applied to an object moves that object. Work is defined as a…

Q: How much work is required to raise a child of mass 35 kg up to 1.5 meters high? answer should be in…

A: Given  Mass (m) = 35 kg  Height(h) = 1.5 m    Required energy will be equal to the increase in…

Q: What is the work done lifting a 20kg child from the floor to a height of 2m? (Note that a mass of…

A: Given  Mass(m) = 20 kg  Height (h) = 2 m  Acceleration due to gravity near earth surface (g) = 9.8…

Q: 3-) Three experiments are performed with a convex lens: - When the distance between object and lens…

A: Focal length 1f=1s+1s'f=ss's+s'

Q: 5. How many free electrons are there in a rectangular block of a conductor whose dimension is 8 m by…

A: Given that:- The dimension of rectangular block, D=8m×4m×3m The drift velocity of electrons, vd=4…

Q: if you do 20 J of work lifting a rock weighing 30 N, how far will you lift it?

A: Write the given values with the suitable variables. W=20 JP=30 N Here, W is the required work and P…

Q: How much work is required to lift a 6.9-kg backpack 1.9 m to put it on?

A: mass(m)=6.9 kg displacement(d)=1.9 m g =acceleration due to gravity=9.80 m/s2

Q: Write down The relationship between the total work done on an object and how the object’s speed…

A:

Q: A 2-kg block of wood is pushed by horizontal force of 10 N to a distance of 3 m. The work done…

A: Given:  Mass of block m= 2 Kg Force applied F= 10N Distance d= 3m

Q: What net force, in Newtons, is needed to do 1,164 J of work over a distance of 125 meters?

A:

Q: The rate of doing work is known as

A: In physics, the rate of doing work is known as Power. It is equivalent to an amount of energy…

Q: Two straight parallel wires are separated by 6.7 cm. There is a 2.8 -A current flowing in the first…

A: Given :- The two wire separated by the d = 6.7 cm = 0.067 m  The current in the first wire is I1…

Q: How much work would have to be done to bring a 1030-kg automobile traveling at 86 km/h to a stop?

A:

Q: Calculate the amount of work done in raising a block of mass 5 kg through a height of 40 cm.

A:

Q: How much power does it take a steam engine to do 6.8 × 10' J of work in 2.61 x 10° seconds? (answer…

A: Given data:  Work (W) = 6.8×107 J Time (t) = 2.61×108 s Required: Power (P)

Q: How much work would have to be done to bring a 980-kg automobile traveling at 87 km/h to a stop?

A: Mass of the automobile = 980 kg Speed of the automobile = 87 km/h…

Q: A 26 meter chain is hanging from a winch located 26 meters above the ground. If the chain weighs 4…

A: Basic: we know that the work done is given by force into. Displacement  so we just find the small…

Q: What is the potential energy stored in a box if it has a mass of 224 kg and is stored on a shelf 7 m…

A: Given: Mass (m) = 224 Kg  Gravity (g) = 9.80 m/s2  Height (h) = 7 m

Q: A force of 49 N raises a 5 kg object 0.61 m upwards. How much work was done by the force?

A: Applied force (F) = 49 N Mass (m) = 5 kg Distance moved (d) = 0.61 m (upwards)

Q: How much work is done lifting a 120-pound chair from the ground to the top of a 40-foot building…

A:

Q: A 1-kg object is dropped from a he ight of 100 m. What is its potential energy?

A:

Q: Calculate the work done when a force of 15 N moves a body by 5 m in its direction.

A: Introduction :  In this question we are provided with value of  force and displacement . with these…

Q: How much work is done moving a 2.4 kg book to a shelf 4.0 m high?

A: Given that,Mass : m =2.4 (kg)Height : h = 4 (m)Gravity : g = 9.8 (m/sec2)Here we need to find the…

Q: How much work is done when moving a box 25 m with a net force of 30 N?

A:

Q: how much work is done when a force of 816.0N is exerted while pushing a crate across a level floor…

A: GivenForce F = 816.0 NDistance d = 1.40 m

Q: what is the speed of a 100kg dude running with a kinetic energy of 23.8J

A: We know that kinetic energy of mass m moving with speed V is given by Kinetic energy=K=(1/2)mV2

Q: How much work is done moving a 2.4 kg book to a shelf 4.0 m high?

A:

Q: All of the following refers to power, except the rate of doing work by a system

A: Poer is rate of doing work. P=Wt its unit is J/s or Watt. Change in energy per unit time is also…

Q: kg is lifted 10 m above th , measured in watts (W): nd to the nearest whole

A:

Q: How much work is done by lifting a 50kg on to a 2.5 m high ledge?

A:

Q: Find the mass, in kilograms, of an object that requires 6,444 J of work to lift it to a height of 33…

A: Given: Work (W)=6.4 kJ            Height (h)= 33 m Solution : As we know,                 Work done…