Answer:
5m/s2
Explanation:
Data obtained from the question include:
m (mass) = 2000 kg
F (force) = 10000N
a (acceleration) =?
Using the formula F = ma, the acceleration of the truck can be obtained as follow:
F = ma
a = F/m
a = 10000/2000
a = 5m/s2
The acceleration of the truck is 5m/s2
The acceleration of the truck when the brakes apply a force of 10,000 N is calculated using Newton's second law of motion (a = F/m) as 5 m/s².
The acceleration of a truck can be calculated using Newton's second law of motion which states that the acceleration of an object is the net force acting on it divided by its mass. This can be written as a = F/m, where a is acceleration, F is force, and m is mass. In this case, the force is the force applied by the brakes, which is 10,000 N and the mass of the truck is 2,000 kg. Applying the formula, a = 10000 N / 2000 kg = 5 m/s². Therefore, the acceleration of the truck when its brakes apply a force of 10,000 N is 5 m/s².
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Answer: What is the answer?
Explanation:
Answer: B.) 25% unchanged and 75% stable
Explanation:
Now, to calculate the initial amount of radioactive isotope
where,
a = amount of reactant left after n-half lives = 60 g
= Initial amount of the reactant = ?
n = number of half lives= 2
Putting values in above equation, we get:
Thus percentage of sample unchanged=
The percentage of sample decayed or has become stable=
Answer:
B. 25% unchanged and 75% stable
Explanation:
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