A stone is thrown up with a Velocity and comes down, what is the chang – McqOptions

MCQOPTIONS

1.	A stone is thrown up with a Velocity and comes down, what is the change in kinetic energy of stone?
A.	Positive
B.	Negative
C.	Zero
D.	Cannot say
Answer» D. Cannot say

Discussion

No Comment Found

Related MCQs

What is the final enthalpy of the solution made by mixing 20 grams of solution A having enthalpy 5 J with 5 grams of solution B having enthalpy 10 J?
What is the enthalpy of a mixture having 20% of A with enthalpy 20 J, 30% of B with enthalpy 40 J, and 50% of C with enthalpy 20 J?
What is the enthalpy of the reaction from 15°C to 25°C if CP = 3 J/°C, and the reference enthalpy is 15 J?
What is the enthalpy of the reaction from 10°C to 15°C if CP = 5 J/°C, and the reference enthalpy is 25 J?
What is the heat of reaction for C₆H₆ + 3H₂ -> C₆H₁₂, if the heat of combustion of H₂ = 2 J, C₆H₆= 30 J, and C₆H₁₂ = 25 J?
What is the computer code used in flow sheeting?
What is the enthalpy of reaction for C₂H₄ + 3O₂ -> 2CO₂+ 2H₂O, if the conversion of CH₄ is 50%, and heat of formation of CH₄, O₂, CO₂, and H₂O are 10 J, 0, 6 J and 4 J?
What is the height difference of the water (density = 1000 Kg/m³), if the change in Velocity is 10 m/s and change in pressure is 500 Pa?
The specific volume of a gas is 5 m³/Kg, at 25 Pa, H = 40 J/Kg and at 40 Pa, H = 90 J/Kg, what is the heat transferred to the system?
What is the heat of reaction if the heat of combustion of products is 25 J and heat of combustion of reactants is 15 J?