The motion of planets in the solar system is an example of the conservation of ___________ a) Mass b) Linear momentum c) Angular momentum d) Energy
Q: If there is a change of angular momentum from J to 4J in 4s, then the torque is ___________ a) (3/4)...
A: Option
Q: A 2.0 kg bock of slippery cheese slides along a frictionless track from point a to point b. The che...
A: Since the gravitational force is a conservative force, the work done is given by:
Q: Virtual displacement is 1) time dependent 2)field dependent 3) velocity dependent 4)time independent
A: To determine whether: Virtual displacement is 1) time dependent 2)field dependent 3) velocity depen...
Q: In which of the following the momentum and energy of each body not conserved? a) Inelastic collision...
A: Option c
Q: Two particles A and B, initially at rest, move towards each other under mutual force of attraction. ...
A: Option
Q: A 388 g mass is hung on the spring assembly shown below. The mass stretches the springs to equilibri...
A:
Q: A wall clock has a minute hand with a length of 0.46 m and an hour hand with a length of 0.26 m. Tak...
A: Given that:Length of minute hand: B→=0.46mLength of minute hand: A→=0.26m
Q: Eighteen-gauge wire has a diameter of 1.024 mm. Calculate the resistance of 17 m of 18 gauge lead wi...
A:
Q: Calculate the diameter of a 1.6 cm length of tungsten filament in a small lightbulb if its resistanc...
A:
Q: The kinetic energy of a body becomes four times of its initial value, then new momentum will _______...
A: C
Q: Which of the following is also known as the law of inertia? a) Newton’s second law of motion b) Newt...
A: Option
Q: 2. A mass m is moving with a constant velocity along a line parallel to the x-axis, away from the or...
A: Option
Q: The position of a particle according to the appropriate coordinate set can be vectorially specified ...
A:
Q: answer only the letters d, e, f and g the answers must be d) 7.5 m/s e) 0.04s f) 2π/0.3m g) positive...
A: Part (d) Given: The wave function of a transverse wave is yx,t=7.20 mmsin2πx0.3 m-t0.0400 s. The s...
Q: A player caught a cricket ball of mass 150g moving at a rate of 20m/s. If the ball catching process ...
A: Impulse = change in momentumF = (m(v-u))/t = -30N.
Q: The kinetic energy acquires by a mass m in travelling distance d, starting from rest, under the acti...
A: Option b
Q: What is the Trapezoidal Rule and Simpson's Rule?
A: We’ll answer the first part of this question since due to complexity. Please submit the question aga...
Q: 2-1: please help explain why C is correct
A: if A is the amplitude of the wave, then the intensity I can be given as A2 α IAmplitude square is p...
Q: Consider a tennis ball (58.0 g) that was served to a speed of 200 km/h. During the match, the “Hawk-...
A: Concept used: Wave-particle duality is applicable to microscopic objects. Hence, position and moment...
Q: rease her angular velocity by folding her arms and bringing the stretched leg close to the other leg...
A: B
Q: Analogue of mass in rotational motion is ___________ a) Moment of inertia b) Angular momentum c) Gyr...
A: Option a
Q: A mass of 4 kg on a horizontal surface has an initial velocity of 5 m/s when it hits a spring. The s...
A: Given: The value of mass is m=4 kg. The initial velocity of mass is u=5 m/s. The distance of spring...
Q: A truck and a car are moving with equal velocity. On applying brakes, both will stop after a certain...
A: Being lighter than a truck, the car has less kinetic energy. On applying brakes with the same force,...
Q: How do I solve this physics question.
A: a. consider the following figure which represents the motion of the laser in the laboratory frame. ...
Q: 2. A basketball of mass 0.0400 kg is dropped from a height of 5.00 m to the ground and bounces back ...
A: The mass of the basketball is given as, m = 0.04 kg The initial height from which the ball releases ...
Q: Statement 1: Linear momentum of a system of particles is zero. Statement 2: Kinetic energy of a syst...
A:
Q: circular tube is subjected to torsion by torques T applied at the ends. The bar is 0.75 m long and t...
A:
Q: How high must the body be lifted to gain an amount of potential energy equal to the kinetic energy i...
A: B option
Q: A bullet is fired from the rifle. If the rifle recoils freely, then the kinetic energy of the rifle ...
A: By conservation of momentum, MV = mv or V = mv/M Kinetic energy of the rifle is Kr = 1/2MV2 = 1/2M(m...
Q: The motion of a rocket is based on the principle of conservation of ___________ a) Linear momentum b...
A: Option a
Q: The decrease in potential energy of a ball of mass 20kg, which falls from a height of 50cm, is? a) 9...
A: B option
Q: Thank you!
A:
Q: In an inelastic collision, the final kinetic energy is always less than the initial kinetic energy o...
A: True
Q: Please see the image attached
A: Given : Length of long rod L = 100 m Chord distance between R and S = 20 m...
Q: A 800 kg roller coaster goes over the first hill with a speed of 17.0 m/s. If h = 58 m, determine t...
A: Gravitational Energy The potential energy of an object of mass m due to the gravity at a height h is...
Q: 8. A car drives to the north, but it slows down. Which direction does its acceleration point? Explai...
A: Explanation: When the car moves, the force is applied by the engine of the car and the car accelerat...
Q: Please solve it.Thank you
A: En= hω40a+a+40also, we know a n>=nn-1>a+ n>=n+1n+1>a+a+4 can be written as ,a+a+a+a+a+a+...
Q: P7E5
A:
Q: A bullet is fired at an angle of 30 degrees above the horizontal with an initial v of 100m/s from th...
A: The formula to calculate the vertical component of the velocity with which the bullet id fired is gi...
Q: Comets mover around the sun in highly elliptical orbits. The gravitational force on the comet due to...
A: Option
Q: Three particles A,B and C are projected from the same point with the same initial speed making angle...
A: Given information: All three particles are having the same initial velocity. The angle made by the p...
Q: When a coolie walks on a horizontal platform with a load on his head, the work done by the coolie on...
A: When a coolie walks on a horizontal platform with load on his head, he applies force in the upward d...
Q: On the application of a constant torque, a wheel is turned from rest through 400 radians in 10s. Fin...
A: D
Q: A man jumping out of a moving train ___________ a) Lands on the ground b) Falls with his head forwar...
A: Option
Q: A ship of mass 3×107kg initially at rest is pulled by a force of 5×104N through a distance of 3m. As...
A: a = F/m = (5×104)/(3×107 ) Speed attained by the ship, v = √2as = 0.1m/s.
Q: question #2 and #3
A: 2. Mention the quantities on an excel sheet and select the two columns to plot an X-Y scatter. Add t...
Q: torque of 10Nm is applied to a flywheel of mass 1kg and radius of gyration 50cm. What is the resulti...
A: D option
Q: The instantaneous speed of the point of contact during rolling is zero. a) True b) False
A: Tru
Q: The moment of inertia of a uniform circular disc about its diameter is 100gcm2. What is its moment o...
A: By the theorem of parallel axes, moment of inertia about a tangent parallel to the diameter, I = Id+...
Q: A resistor with resistance R is connected to a battery that has emf 12.0 V and internal resistance r...
A: Given data, ε=12 Vr=0.4 ohmP=80 Wwe know, P=I2R-------(1)where, I=εR+r-------(2)Putting value of I ...
The motion of planets in the solar system is an example of the conservation of ___________
a) Mass
b) Linear momentum
c)
d) Energy
![](/static/compass_v2/shared-icons/check-mark.png)
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)