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Q: A 4 kg block requires 6 m to slide to a stop.If the force of friction was 22 N, what was the initial…
A:
Q: what is the potentil engery for a 0.5 kg ball lifted 2 m above the ground?
A: Given, mass m = 0.5 kg height h = 2 m We know the expression for potential energy is P.E=mgh
Q: Name the physical quantity which is measured using meter scale ?
A: Meter scale is a device usee to measure length.
Q: If a rock of mass 6kg is dropped from a height, and has a velocity of 5 m/swhen it hits the ground,…
A: Given: mass m = 6kg final velocity v = 5 m/s To find: height, s=??
Q: What is the height in meters of a 3 foot 3.0 inch tall person ?
A: Given:- The height of the person is h = 3 foot 3.0 inch Find:- The height in the meter?
Q: If the weight of an object is 726 N, what is the mass of the object?
A:
Q: Women are 25 percent better off financially than men. They have a combined monthly income of $1800.…
A: Let, monthly income of men = x monthly income of women = x + 25 They have a combined monthly…
Q: is that the same answer if the unit is J/kg*K?
A: We know that the upper and lower fixed points in the Celsius scale and the Kelvin scales are…
Q: A 60 kg man pushes off from the 114kg block on ice and slides away at a speed of 2 m/s What is the…
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Q: If slug = 14.59 kg m = 3.28 ft, the pound = (slug) (foot/s) will be
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Q: A race car is moving at a speed of 50 mi/h. Express this speed in m/s and km/h
A: GIVEN , SPEED OF CAR IN mi/h, v1=50mi/h LET ITS SPEED IN m/s AND km/h BE v2 and v3
Q: 5 kg block requires 5 m to slide to a stop.If the force of friction was 30 N, what was the initial…
A: F = m a Acceleration a = F/m
Q: Should 400 g be 4000 g?
A:
Q: If a box has a mass of 90kg it’s weight is
A: Given mass of a box = m = 90kg we have to calculate weight
Q: Mass of a body is 15.1 kg, What is it's weight ?
A:
Q: A 3. A bullet fired from a gun has a KE of 10,500 J. What is the mass of the bullet if it moves at…
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Q: A car drives for 0.750 hours at a speed of 85.0 km/h , then drives another 80.0 km in a time of 30.0…
A: A car drives for 0.750 hours at a speed of 85.0 km/h.
Q: Mass of a car is 70 kg, What is it's weight ?
A: Given data : Acceleration due to gravity = g Mass of…
Q: what is the weight of a car with a mass of 1500kg
A: W=mg g is the gravittaional acceleration
Q: A liter of water water weighs about 8.48 N. Compute its mass in kg. Round your answer to 3…
A: We are given weight of water. This weight is of 1 liter water. We find the mass of water. The…
Q: If an apple weighs 22 newtons. Find the mass of the apple.
A: Weight of a body is the force body experienced due to the gravity. It is expressed as , w=mg Where m…
Q: A 66 kg man pushes off from the 108kg block on ice and slides away at a speed of 4 m/s What is the…
A: Given: Mass of a man (m) = 66 kg. Mass of a block (M) = 108 kg. Speed of man (v) = 4 m/s.
Q: How much force was needed?
A: .Given data: Work W= 245J Distance d= 15m
Q: What is the ΔKE if a grocery cart is pushed 12 m with a force of 15N?
A: Given Force on grocery cart F = 15 N Distance to which grocery cart is pushed d = 12 m To find…
Q: A woman makes 25% more than her husband.Together they make $1800 each month.How much does the woman…
A: Write the expression relating the woman’s earning and her husband’s earning
Q: A 5 kg block requires 6 m to slide to a stop.If the force of friction was 21 N, what was the initial…
A: In this question the block experiences a frictional force in the opposite direction of the motion,…
Q: If a rock of mass 6kg is dropped from a height, and has a velocity of 5 m/s when it hits the ground,…
A: The kinetic energy of the rock just before it hits the ground will be KE=12mv2=126kg5m/s2=75J
Q: convert 100 yard into meters
A: Convert 100 yard into meters
Q: How many significant figures are in the following number: 2.5x10(power of 2)
A: Given data: A number 2.5×102 Required: The number of significant figures
Q: An object has kinetic energy of 88 J. If its speed is 4.7 m/s, what is its mass?
A: Given data: Kinetic energy (KE) = 88 J Speed (v) = 4.7 m/s Required: Mass (m)
Q: An inclined plane is 2.2 m high and 4.2 m long. If the weight of the object to be moved is 4800 N,…
A: We have an inclined plane of height h=2.2 m length l=4.2 m. The weight of the object that is to be…
Q: A yacht is 57 m long. Express this length in feet. ft
A: Required : Length of 57 m long yacht in feet.
Q: A truck’s tare weight was 1750kg. At a weighing station the scales read 6.32 tonnes. What was the…
A:
Q: A 5 kg block requires 4 m to slide to a stop.If the force of friction was 26 N, what was the initial…
A:
Q: How much work must be put into a machine that is 70.0% efficient in order to lift a mass of 400.0 kg…
A:
Q: Price of onions at the store is $2.12/lb. What is the equivalent price per kg?
A:
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