If a person throws a wiffle ball and a tennis ball with the same speed, which object will travel with more kinetic energy? Justify your selection.

Q: Q2: A 100 lb, bear slowed down his kinetic energy by 500 lb. ft starting with 40 ft/s speed while…

A:

Q: For a car weighing 980 kg, how much work must be done to move the car 24 miles? Ignore factors such…

A: The work that is required by the car to move a certain distance given in the question is to be…

Q: Which of the following are units of density? Select all that apply. Select all that apply: O a.…

A:

Q: 4. If 6.5 m³ of oil weighs 46,800 N, calculate its density in kg/m³. (a) 285 (b) 258 (c) 82 (d) 734

A: WE KNOW THAT, 1 N = 0.10197 KG Weighs = 46800 N = 46800 N * 0.10197 KG1 N  = 4772.2 KG  VOLUME = 6.5…

Q: Q1/ A ball thrown horizontally with velocity of magnitude 2.5m/s. Find its position and velocity…

A: The magnitude of velocity of ball is, The time is,

Q: If velocity of a body becomes double, then its kinetic energy will BECOME DOUBLE. *

A: Given that if velocity will double then what will be in change in kinetic energy

Q: A grandfather clock is driven by a 6  kg mass that is raised 0.4 m . Calculate the change in…

A:

Q: The mass of air in a room 3 x 5 x 20 m is known to be 350 kg. The specific volume in m3/ kg is 0:857…

A:

Q: B/ Air in the room with dimensions are 4 m x 6 m x 3.5 m have density of air is 1080 g/m³. Calculate…

A:

Q: If the speed of an object is doubled then its kinetic energy is ___. [A] doubled [B] quadrupled [C]…

A: the kinetic energy of any object [K.E.1 ]=12mv2                  (1) here m is the mass of the…

Q: Balloons used helium at atmospheric pressure 101.325kPa and temperature 25C. It is projected to lift…

A:

Q: 3. You are working at a limestone quarry and your blast produces a material that is 80% finer than 6…

A: Given Feed size=6 inches work index=10.3 We have to calculate  1) How much power is required to…

Q: 5.3 Check Your Understanding At the time of its launch, the HMS Titanic was the most massive mobile…

A: Given that  mass =6 x 107 kg Force = 6 x 106 N

Q: 4–126 A steady, incompressible, two-dimensional velocity field is given by V = (u, v) = (0.65 +…

A: Given thatu =0.65 +1.7x v =1.3-1.7y

Q: Red gold is a gold-copper alloy used to make jewelry. A piece of jewelry made of red gold weighs…

A: Given, The alloy is a mixture of gold and copper. mass of alloy, m = 9.05 g volume of alloy, V =…

Q: A rectangular block of wood has a dimension of 20cm x 20 cm x 50cm and float in fresh water. If the…

A: Given Data The dimensions of the block  = 0.2 m x 0.2 m x 0.5 m The depth upto which the wood is…

Q: The amount of property per unit mass of the substance is known as O a Ob. O d. Specific volume All…

A: Correct option is to be identified.

Q: 1-What is the weight of a body of mass (7Mg) in Newtons?

A:

Q: Find the true mass of water (density = 1.00 g/mL) if the apparent mass is 100.00 g.

A: The true mass of water is to be determined.

Q: d) The following equation relates the moving mass (m) to the resting mass (m) of a particle in terms…

A:

Q: Convert the following from AE to SI units: a. 4 lb/ft to kg/m b. 1.00 lb/(ft')(s) to kg/(m³)(s)

A: The given can be converted by dimensional analysis. Some basic conversions are given below: 1m =…

Q: A 5-kg rock is thrown upward with a force of 150N at a location where the local gravitational…

A:

Q: hich object will have the most potential energy?     1 kg book, 8 m from the ground    5 kg book, 2…

A:

Q: 2. Why the heating up curve this shape ? 3. What is happening to the energy that being input to the…

A: The graph between the temperature vs time gives the nature of the substance that is the state in…

Q: A box has a mass of 40 lb, and a building has a height of 60 feet. (a) Find the force of gravity…

A:

Q: A water-proof cellphone can withstand pressure of up to 10 atm. At what ocean depth will it continue…

A: Given maximum pressure that the water proof cell phone can withstand=10 atm To find the ocean depth…

Q: Q: The weight density of oil is (0. 8 KN/m3) if the relative density of oil is. . 0.08158 8.158…

A: Given:  Weight Density of oil =0.8 KN/m3 we know that, 1 N/m3  = 0.10197 kg/m3 KNm3 = 1000Nm3…

Q: A tow truck exerts a force of 4301b on a car, causing it to accelerate at 10/s. What is the mass of…

A: The mass of the car is to be determined.

Q: for Using the information given in Figure 3.3 temperature variation in the atmosphere, create a nice…

A: The pressure variation with altitude is to be drawn on a graph.

Q: C.11 The velocity of a butterfly is shown. For the entire time interval, is the displacement of the…

A: Since you have posted multiple independent questions in the same request, we will solve the first…

Q: A stone is released from a cliff and comes down. The change of kinetic energy is NEGATIVE. *

A: The answer is FALSE. Correct answer is : The change of kinetic energy is POSITIVE

Q: A rock, which weighs 6768 N in air, has an apparent weight of 900 N when submerged in fresh water…

A: Here we would use the Archimedes principle, which states that, Loss of weight = weight displaced by…

Q: True or false: Osmotic pressure can be explained by the difference in fugacities

A: It is to be mentioned whether fugacity difference explains the osmotic pressure or not.

Q: The C-C stretch in allene (H2C-C-CH2) is about 1650 cm'; the C-H stretch is about 3,100 cm".…

A: Given that- Wave number C=C stretching= 1650 cm-1 Wave number, C-H stretching= 3100 cm-1 Hence,…

Q: Q2: You have an Aluminium cube with 2.00 inches side length. For the cube, calculate the following:…

A: please find answer attached below

Q: Q1] Water flows inside tube at a mean flaw velocity 1.641 mis . The tube diameter is 2.5cm whose…

A: Given: The average temperature of the water and the properties of water at Tavg are as follows: Tavg…

Q: A 10-kg body falls from rest, with negligible interaction with its surroundings (no friction). Its…

A:

Units and Dimensions

Dimensions are the basic concepts of the measurement of quantities. Units are the means of expressing the dimensions. For instance, an area has a dimension of L2 and a unit of m2.