Questions LLC
Login
or
Sign Up
Ask a New Question
Science
Physics
if a block of wood dropped from a building has attained a velocity of 78 m/s how long has it been falling?
1 answer
neglecting air resistance...
vf=vi+gt
solve for t.
You can
ask a new question
or
answer this question
.
Similar Questions
how do you calculate if a block of wood dropped form a tall building has attained a velocity of of 78.4 m/s, how long has it
Top answer:
I don't understand the question.
Read more.
if a block of wood drooped from a tall building has attained a velocity of 78.4 m/s, how long has it been falling?
Top answer:
Assuming no air resistance, falling objects accelerate at the rate of 9.8 m/s/s. If the object has
Read more.
I'm struggling to figure out velocity and understanding the formulas. My question I have to try and figure out is...
If a block
Top answer:
you know that gravity provides constant acceleration. That means the the velocity grows by the same
Read more.
A 1kg block of wood is moving with a velocity of 10 m/s on top of a table. The coefficient of kinetic friction between the block
Top answer:
To calculate the distance the block moves before coming to a stop, we need to consider the opposing
Read more.
A 1kg block of wood is moving with a velocity of 10 m/s on top of a table. The coefficient of kinetic friction between the block
Top answer:
To find out how far the block moves before coming to a stop, we need to use the concept of work done
Read more.
A 15g bullet is fired horizontally into a block of wood with a mass of 2.5 k and embedded in the block. Initially the block of
Top answer:
increase of potential energy of block = m g h = (2.515)(9.81)(.15) = 3.70 Joules so (1/2) m v^2 =
Read more.
If a 35 g arrow moving at 160 km/h penetrates a block of wood suspended by a rope, what impulse is delivered to the block?
Top answer:
To the first problem, you need to convert all the numbers to the correct units. 35 kg = 0.035 kg 160
Read more.
A 0.8 kg block of wood has an initial velocity of 0.25 m/s as it begins to slide across a table. The block comes to rest over a
Top answer:
But if i do this for force of friction, the result of frictional force is going to be negative. :(
Read more.
A 2.5 wood block is pulled along a wood floor at a steady speed. A second wood block, with mass 3.5 , is attached to the first
Top answer:
To determine the magnitude of the force pulling on the first block, we need to consider the forces
Read more.
A 3.6 kg wood block is launched up a wooden ramp that is inclined at a 30¡ angle. The block's initial speed is 13 m/s. (Use µk
Top answer:
Cows are Love. Cows are Life
Read more.
Related Questions
a stone is dropped from a 75m building. when a stone has dropped 15m, a second stone was thrown downward with an initial
A 15-g bullet is fired horizontally into a 3.000-kg block of wood suspended by a long cord. The bullet sticks in the block.
A 5g bullet is fired horizontally and hits an 8kg block of wood (initially at rest) which can move freely. The wood and the
a bullet of mass 0.03kg enters a block of wood with a velocity 600m/s & penatrate to a depth of 0.2m .Calculate the average
A 1,59 block of wood is placed on the edge of a table 1,2m above the floor.the block is stuck by a bullet,mass 0,01kg,moving @an
A 0.012-kg bullet is fired straight up at a falling wooden block that has a mass of 5.0 kg. The bullet has a speed of 670 m/s
A rifle fires a(n) 3 g bullet with a muzzle
velocity of 370 m/s into a block of wood. The bullet comes to rest after it has
A 2.0 kg wood block is launched up a wooden ramp that is inclined at a 25 ∘ angle. The block's initial speed is 14 m/s . The
A 2.0kg wood block is launched up a wooden ramp that is inclined at a 26 angle. The block's initial speed is 8.0 m/s. The
A rifle fires a(n) 5 g bullet with a muzzle
velocity of 360 m/s into a block of wood. The bullet comes to rest after it has
