Ask Physics Expert

Q1 = A particle:

A) has an average speed of 18 m/s if it moves 10 meters in 180 seconds.
B) travels a distance of 11 meters if it has a velocity of 4 m/s for 2.5 seconds.
C) has an average acceleration of 4 m/s^2 if it falls from 2 m/s to 8 m/s in 4 seconds.
D) has an average time of 18 s if it moves 60 meters at a velocity of 5 m/s.
E) has an average velocity of 2 m/s if it moves 6 meters in 3 seconds

Q2 = A particle has:

A) an average acceleration of 6 m/s^2 if it goes from 2 m/s to 6 m/s in 2 seconds.
B) an average acceleration of 4 m/s^2 if it goes from 2 m/s to 6 m/s in 2 seconds.
C) an average acceleration of 12 m/s^2 if it goes from 2 m/s to 6 m/s in 2 seconds.
D) an average acceleration of 3 m/s^2 if it goes from 2 m/s to 6 m/s in 2 seconds.
E) an average acceleration of 2 m/s^2 if it goes from 2 m/s to 6 m/s in 2 seconds.

Q3 = A particle in free-fall: (NOTE: d = ½*g*t^2)

A) takes 42 seconds to travel 490 meters at g= 9.8 m/s^2.
B) takes 15.8 seconds to travel 490 meters at g= 9.8 m/s^2.
C) takes 4.5 seconds to travel 490 meters at g= 9.8 m/s^2.
D) takes 10 seconds to travel 490 meters at g= 9.8 m/s^2.

Q4 = The momentum:

A) of a 10 kg object is 20 kg*m/s if its velocity is 200 m/s.
B) of a 10 kg object is 20 kg*m/s if its velocity is 20 m/s.
C) of a 10 kg object is 20 kg*m/s if its velocity is 2 m/s.
D) of a 10 kg object is 20 kg*m/s if its velocity is 0.5 m/s.
E) of a 10 kg object is 20 kg*m/s if its velocity is 0.2 m/s.

Q5 = The weight:

A) of an object having a mass of 100 kg at g= 9.8 m/s^2 is 980 N.
B) of an object having a mass of 100 kg at g= 9.8 m/s^2 is 0.098 N
C) of an object having a mass of 100 kg at g= 9.8 m/s^2 is 9.8 N
D) of an object having a mass of 100 kg at g= 9.8 m/s^2 is 980 Joules
E) of an object having a mass of 100 kg at g= 9.8 m/s^2 is 980 kg

Q6 = If an object on Planet X weighs 167 N and has a mass of 100 kg, what is the value of gravity, g, for Planet X?

A) 0.167 m/s^2
B) 16.70 m/s^2
C) 1.67 kg
D) 1.67 N*kg
E) 1.67 m/s^2

Q7 = The mass of an object:

A) is 0.1 kg if it weighs 98 N at g=9.8 m/s^2..
B) is 10kg if it weighs 98 N at g=9.8 m/s^2.
C) of an object is 1kg if it weighs 98 N at g=9.8 m/s^2.
D) is 100 kg if it weighs 98N at g=9.8 m/s^2

Q8 = The momentum

A) of a 10 kg object traveling at 5 m/s is 50 kg*m/s.
B) of a 10 kg object traveling at 5 m/s is 5 kg*m/s.
C) of a 10 kg object traveling at 5 m/s is 0.5 kg*m/s.
D) of a 10 kg object traveling at 5 m/s is 500 kg*m/s.

Q9 = A force

A) of 600 N is needed to stop an object having a mass of 12 kg and an acceleration of 5 m/s2.
B) of 6 N is needed to stop an object having a mass of 12 kg and an acceleration of 5 m/s2.
C) of 0.6 Joules is needed to stop an object having a mass of 12 kg and an acceleration of 5 m/s2.
D) of 60 N is needed to stop an object having a mass of 12 kg and an acceleration of 5 m/s2.

Q10 = An object experiences a force of 100 N, and an acceleration of 10 m/s2. What is the mass of the object?

A) 1.0 kg
B) 10 N
C) 100 kg
D) 10 kg
E) 0.1 kg

Q11 = How much work is done on an object that travels 3 meters under a constant force of 2 Newtons?

A) 6 N
B) 0.6 N
C) 60 J
D) 6 J
E) 0.6 J

Q12 = What distance can an 11 kg object be moved by 150 Joules of work at a constant force of 10 Newtons?

A) 1.5 m
B) 15 m
C) 13.6 m
D) 150 m
E) 134 m

Q13 = How much power is generated by 100 Joules of work over a 10 second period?

A) 1 Watt
B) 100 Watts
C) 1000 Watts
D) 0.1 Watts
E) 10 Watts

Q14 = How much potential energy is created when an 11 kg object is carried up a 3 m ladder, if gravity, g = 9.8 m/s^2?

A) 107.8 J
B) 323.4 N
C) 29.4 J
D) 323.4 J
E) 107.8 N

Q15 = How much kinetic energy is generated by a 10 kg object traveling at a velocity of 2 m/s?

A) 200 N
B) 20 J
C) 2.0 J
D) 0.2 kg*m/s
E) 20 Watts

Q16 = The force exerted on an object by gravity is known as:

A) volume.
B) pressure.
C) mass.
D) weight.
E) inertia.

Q17 = A 5-kg object at rest on the ground has:

A) potential energy.
B) kinetic energy.
C) inertia.
D) momentum.

Q18 = What is the unit for mass?

A) meter (m)
B) second (s)
C) Newtons (N)
D) cubic meters (m^3)
E) kilogram (kg)

Q19 = Identify the vector quantity below:

A) Force
B) Mass
C) Volume
D) Sound
E) Speed

Q20 = Momentum is based on:

A) mass and acceleration.
B) volume and force.
C) force and pressure.
D) velocity and mass.

Q21 = Force is:

A) the push or pull on an object.
B) the amount of work needed to move an object from one place to another.
C) the amount of energy needed to move an object from one place to another.
D) the amount of mass needed to fill a specific volume.
E) all of the above.

Q22 = Mechanical equilibrium is:

A) when opposing forces work together to move an object.
B) when all forces acting on an object cancel each other out.
C) the amount of energy needed to move an object a given distance.
D) when nature is in disorder.

Q23 = Volume is:

A) the amount of mass in an object.
B) the area of an object divided by its density.
C) the amount an object weights times the area it occupies.
D) the space an object occupies.
E) the mass of an object divided by its volume.

Q24 = Friction:

A) is a force that assists an objects forward motion.
B) is a force that increases an objects acceleration.
C) the contact area of an object.
D) acts in a direction opposite motion.

Q25 = Newtons Third Law of Motion states:

A) every mass has equal inertia.
B) every force has a unique value of mass.
C) the force to mass ratio is equal to acceleration.
D) every action creates an equal and opposed reaction.
E) resistance is equal to voltage divided by current.

Physics, Academics

  • Category:- Physics
  • Reference No.:- M91366014
  • Price:- $30

Guranteed 24 Hours Delivery, In Price:- $30

Have any Question?


Related Questions in Physics

Question oppositely charged parallel plates are separated

Question: Oppositely charged parallel plates are separated by 5.31 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field between the plates? N/C (b) What is the ma ...

Question an object of mass m attached to a spring of force

Question: An object of mass m attached to a spring of force constant k oscillates with simple harmonic motion. The maximum displacement from equilibrium is A and the total mechanical energy of the system is E. What is th ...

Quesion when a nucleus of 235u undergoes fission it breaks

Quesion: When a nucleus of 235U undergoes fission, it breaks into two smaller, more tightly bound fragments. Part A: Calculate the binding energy per nucleon for 235U. Express your answer with the appropriate units. E=__ ...

Question a nylon rope used by mountaineers elongates 130 m

Question: A nylon rope used by mountaineers elongates 1.30 m under the weight of a 65.0-kg climber. If the rope is 45.0 m in length and 7.0 mm in diameter, what is Young's modulus for this material? The response must be ...

Question an object is 30 cm in front of a converging lens

Question: An object is 30 cm in front of a converging lens with a focal length of 10 cm. Use ray tracing to determine the location of the image. What are the image characteristics: (i) upright or inverted, (ii) magnifica ...

Question an object of mass m is traveling on a horizontal

Question: An object of mass m is traveling on a horizontal surface. There is a coefficient of kinetic friction µ between the object and the surface. The object has speed v when it reaches x=0 and encounters a spring. Th ...

Question in one of the classic nuclear physics experiments

Question: In one of the classic nuclear physics experiments at the beginning of the 20th century, an alpha particle was accelerated towards a gold nucleus and its path was substantially deflected by the Coulomb interacti ...

Question an object of mass m is dropped from height h above

Question: An object of mass m is dropped from height h above a planet of mass M and radius R. Find an expression for the object's speed as it hits the ground. Express your answer in terms of the variables m,M,h,R and app ...

Question one type of bb gun uses a spring-driven plunger to

Question: One type of BB gun uses a spring-driven plunger to blow the BB from its barrel. (a) Calculate the force constant of its plunger's spring if you must compress it 0.130 m to drive the 0.0580-kg plunger to a top s ...

Question an object is placed 30 cm to the left of a

Question: An object is placed 30 cm to the left of a converging lens that has a focal length of 15cm. Describe what the resulting image look like (i.e. image distance, magnification, upright or inverted images, real or v ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As