The force acting on an object is decreased to half its initial
value after the mass of the object is doubled. Which
statement best describes the resulting change in
acceleration of the object?
Select one:
1.The acceleration is decreased to one-half of its initial magnitude.
2.The acceleration is increased to four times its initial magnitude.
3.The acceleration is increased to twice its initial magnitude.
4.The acceleration is decreased to one-fourth of its initial magnitude.
Answers: 3
Physics, 22.06.2019 11:00
A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?
Answers: 3
Physics, 22.06.2019 15:30
Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
Answers: 1
Physics, 22.06.2019 16:00
In which of the following is positive work done by a person on a suitcase
Answers: 1
Physics, 22.06.2019 16:30
Iron is a transition metal with multiple oxidation numbers. (answer the following) a. what is the iron (ii) ion? how does it differ from the iron (iii) ion? b. if iron were to bond with oxygen, predict the formula for each oxidation number of iron. c. how would each formula be named?
Answers: 2
The force acting on an object is decreased to half its initial
value after the mass of the object i...
Mathematics, 27.01.2020 21:31
Computers and Technology, 27.01.2020 21:31