Jetc34
Jetc34 Jetc34
  • 22-09-2018
  • Physics
contestada

physics question please help

physics question please help class=

Respuesta :

catwomanofcatz12
catwomanofcatz12 catwomanofcatz12
  • 22-09-2018

1.4 m/s im in 12th grade did this so this should be right

Answer Link
rohitkumargupta
rohitkumargupta rohitkumargupta
  • 22-09-2018
HELLO DEAR,

GIVEN:-
MASS (m) = 9000kg
kinetic energy (k) = 18000j

we know :-
k = 1/2 mv²

therefore,
18000 = 1/2 × (9000) × v²

v² = [tex]\bold{\frac{18000 \times 2}{9000}}[/tex]

v² = 36/9

v² = 4

v = 2m/s

hence, option (A) is correct,

I HOPE ITS HELP YOU DEAR,
THANKS
Answer Link

Otras preguntas

1/3x+y=4 help please?
Please help me what is the RATE and what is the distance traveled in 2 minutes?? Please help
1/3x+y=4 help please?
Count by tens and ones to find the sum of 36+28 Use the number line to show you thinking
I don't understand this question: If A=p+prt, then t equals
how do u identify monomial ;binomial and trinomials. in a problem
What is the answer to -5x+7y=11 -5x+3y=19
The 1469 marriage of Prince Ferdinand and Queen Isabella created which nation
How do I solve this system. 2x+5y=24 3x-5y=14
How to do exponential form 9.9.9.9.9.9