A hammer weighs 1.6N on moon. Gravity on moon is 1.6 meter per second squared. What is the mass of hammer on Earth?
Q: What are the short comes in Rayleigh formula for the explanation of energy distribution in blackbody...
A: ANSWER: The shortcoming for the Rayleigh formula Rayleigh considers the radiation as a standing wave...
Q: Which one of the following units can be used to measure matter? a) Kilogram b) Newton c) Second d) M...
A: A
Q: The operation used to obtain a scalar from two vectors is ______ a) Cross product b) Dot product c) ...
A: B
Q: At what angle of projectile (θ) is the horizontal range minimum? a) θ = 45° b) θ = 60° c) θ = 90° d)...
A: C
Q: The position of a body, moving in a plane, changes from origin to 14î + 11ĵ in 20s. What is the velo...
A: A
Q: caterpillar starts travelling at a speed of 1 m/h. If the rate at which the speed changes is 0.1 m/h...
A: A
Q: The figure shows six point charges that all lie in the same plane. Five Gaussian surfaces – S1, S2, ...
A: Given, Five surfaces have charge inside them
Q: When the hydrogen fuel ends up in a star, it ___________ a) Contracts b) Expands c) Explodes d) Stop...
A: A
Q: The brightest star in a constellation _________ a) Alpha b) Omega c) Pulsar d) Beta
A: A
Q: Why do we not experience any leaning when a train takes a turn? a) Because the train is powerful b) ...
A: B
Q: Identify the primary quantity from the following. a) Mass b) Density c) Speed d) Volume
A: A
Q: What is the result when î + 14ĵ is multiplied by √49? a) 7î + 98ĵ b) 98î + 14ĵ c) 7î + 98ĵ d) (î + 7...
A: A
Q: The Kinetic Energy of the particle is dependent on Temperature only. a) True b) False
A: True
Q: An atom bomb is a ____________ a) Controlled fission reaction b) Controlled fusion reaction c) Uncon...
A: C
Q: What is least count of an instrument? a) The lowest value that can be measured accurately b) The gre...
A: A
Q: A truck requires 3 Hrs to complete a journey of 150 km, what is the average speed? a) 50 km/hr b) 25...
A: A
Q: Unit vector along the vector 4î + 3ĵ is _____ a) (4î + 3ĵ)/5 b) 4î + 3ĵ c) (4î + 3ĵ)/6 d) (4î + 3ĵ)/...
A: A
Q: A Physical pendulum consisting of a uniform solid disc of mass 563g and radius 14.4 cm supported in ...
A: Given: Mass of disc is 563g. Radius is 14.4cm. Distance of pivot from center of the disk is 10.2cm.
Q: What is the reason for the occurrence of systematic errors in an instrument ? a) No use for a long t...
A: B
Q: The difference between fermions and bosons is that bosons’ wave function is _______ a) Continuous b)...
A: C
Q: Average speed of a car between points A and B is 20 m/s, between B and C is 15 m/s, between C and D ...
A: a
Q: relative velocity of a body A with respect to a body B is 5 m/s. The absolute velocity of body B is ...
A: B
Q: If a star is about 10 times the earth’s sun, how will it change when it’s about to die? a) Explode b...
A: D
Q: Which of the following is the correct formula for average velocity? a) v = dx/dt b) v = x/t c) v = x...
A: B
Q: The velocity of a truck changes form 3 m/s to 5 m/s in 5s. What is the acceleration in m/s2? a) 0.4 ...
A: B
Q: Which of the following statement is correct? a) Average speed > Instantaneous speed b) Average sp...
A: C
Q: Dynamic of arigid Bodies problem
A: According to question, initial velocity of ball A, uA = 3m/s from the earth, initial height of ball ...
Q: Quastion No. ol The figure shows mass of 2m wall with mass of yetem of The masses. is Comnecled to s...
A: Let the masses be displaced a small distance x1 and x2 from their equilibrium position, then the sit...
Q: What is the unit for measuring intensity of light? a) Candela b) Lightyear c) Meter d) Mol
A: A
Q: Which of the following is the standard unit of measurement of mass? a) Gram b) Kilogram c) Pound d) ...
A: B
Q: Mass can be explained as _____ a) Amount of space b) Amount of time c) Amount of weight d) Amount of...
A: D
Q: variable mass body with an initial mass of 5 kg is moving with a velocity of 5 m/s initially, after ...
A: A
Q: How many decades are there in 1 century? a) 10 b) 20 c) 4 d) 5
A: A
Q: Bosons have symmetrical wave functions. They do not obey ______ a) Aufbau principle b) Pauli’s Exclu...
A: B
Q: Which of the following are obtained by dividing total displacement by total time taken? a) Average v...
A: A
Q: 15 m/s can be written in km/h as ______ a) 54 b) 44 c) 45 d) 56
A: A
Q: How many kilometers make one light year? a) 9.4607 × 1012 km b) 9.4607 × 109 km c) 9.4607 × 1011 km ...
A: D
Q: point A is placed at a distance of 7 m from the origin, another point B is placed at a distance of 1...
A: A
Q: Please write out the classical input/output table for the To ffoli gate.
A: Toffoli gate is also known as a controlled-controlled-not gate. It has 3-bit inputs and 3-bit output...
Q: Interplanetary distances are measured in ____ a) Light year b) Kilometer c) Megameter d) Watt
A: A
Q: ball is moving with a constant velocity. After some time, it collides with a wall. Which one of the ...
A: A
Q: In which coordinate system do we use distance from origin and to angles to define the position of a ...
A: C
Q: The operation which does not give you a vector as an output from two vector inputs is ______ a) Dot ...
A: A
Q: During Bose-Einstein condensation all the atoms fall back to the _______ a) Ground state b) First ex...
A: D
Q: Stretching a rubber band Is it true that if you stretch a rubber band by moving one end to the right...
A: Given information: A rubber band is stretched from both ends. It is mentioned that one end of the b...
Q: A 2.0-kg block slides down a smooth incline, and then travels on a rough horizontal surface (He 0.25...
A: When the block is at point A on the incline, its total energy is the sum of its kinetic and potentia...
Q: What does relative motion signify? a) The motion of a body with respect to other body b) Uniformly a...
A: The relative motion can be described as the movement of an object with respect to the different obje...
Q: The second law of motion, in mathematical form can be written as ____ a) F = dp/dt b) F = ma c) F = ...
A: B
Q: Which mathematical quantity is imagined to be present at the center of a black hole? a) Unity b) Sin...
A: B
Q: The forces involved in Newton’s third law act ____ a) On the same object b) On different objects c) ...
A: The correct option is A. On the same object. The forces involved in Newton’s third law act ___On t...
A hammer weighs 1.6N on moon. Gravity on moon is 1.6 meter per second squared. What is the mass of hammer on Earth?
Given weight on moon w=1.6N
gravity on moon is g=1.6m/s2
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
