sierrawalk4929 sierrawalk4929
  • 16-08-2022
  • Physics
contestada

The engine of a locomotive exerts a constant force of 7.7 105 n to accelerate a train to 74 km/h. determine the time (in min) taken for the train of mass 1.3 107 kg to reach this speed from rest.

Respuesta :

Otras preguntas

Factor the expression.2x2 + x - 15
I lost my English book what do I do?
if  sin (α+β) = 1,  sin (α-β) = 1/2 then tan (α+2β) tan(2α+β) = a. 1          b.-1            c.0              d. none
What is the total mass of 2.0 moles of diatomic hydrogen?
Members of the fire department lean a 30-foot ladder against a building. The side of the building is perpendicular to the level ground so that the base of the l
a car travels 172 miles using 7 gallons of gas how far can the car travel using 42 gallons of gas?
The width of a rectangular window is 2 feet more than its height. If the area is 35 square feet, what is the height?
An element X belongs to 4th period and 17th group. Write the formula of the compound formed when it reacts with Y( atomic no.-13, mass no.27.)
a car travels 172 miles using 7 gallons of gas how far can the car travel using 42 gallons of gas?
need to lose one electron to form a stable octet b. alkali metals c. alkaline earth metals d. noble gases e. lanthanides