Description : What is the value of the smallest cell on a meter scale ?
Last Answer : The value of the smallest cell on a meter scale is 1 mm
Description : How much can be measured accurately using meter scale ?
Last Answer : Measurements up to millimeters can be accurately measured using the meter scale.
Description : How many centimeters in 1 meter ?
Last Answer : 100 centimeters in 1 meter .
Description : What is a calorie meter ?
Last Answer : The instrument used to measure heat is called calorie meter
Description : Postage Meter was invented by - (1) Fyodor Pirotsky (2) Arthur Pitney (3) Fritz Pfleumer (4) Stephen Perry
Last Answer : (2) Arthur Pitney Explanation: The first postal meter to be commercially produced and distributed was invented by Arthur Pitney. World's first postage meter on December 9, 1901.
Description : Flight Recorder is technically called : (1) Dark box (2) Blind box (3) Black box (4) Altitude meter
Last Answer : (3) Black box Explanation: A flight data recorder (FDR) is an electronic device employed to record any instructions sent to any electronic systems on an aircraft. Another kind of flight ... crew and others (including conversation with air traffic control personnel), as well as ambient sounds.
Description : Force per meter on two wires carrying a current of 1 A placed 1 m apart is equal to A. 6.7 × 10-11 N B. 9.0 × 109 N C. 2.0 × 10-7 N D. 3.0 × 10-4 N
Last Answer : 2.0 × 10-7 N
Description : Most appropriate instrument for measurement of internal and external diameter of a tube is A. vernier callipers B. micrometer screw gauge C. meter rule D. measuring tape
Last Answer : vernier callipers
Description : A 50 millimeter focal length camera lens photographs a 4 meter tall tree at a distance of 20 meters. How tall is the image of the tree?
Last Answer : ANSWER: 10 MILLIMETERS
Description : An object is located 1 meter in front of a converging lens having a focal length of 20 centimeters. At what distance behind the lens (whose thickness is negligible) will the image be formed? w) 18 centimeters x) 20 centimeters y) 22 centimeters z) 25 centimeters
Last Answer : ANSWER: Z -- 25 CENTIMETERS
Description : What is the hydrostatic pressure at the bottom of a pool 6 meters deep? w) 60,000 Newtons per meter squared x) 6,000 Newtons per meter squared y) 600 Newtons per meter squared z) 60 Newtons per meter squared
Last Answer : ANSWER: W -- 60,000 NEWTONS PER METER SQUARED
Description : A 50 kilogram ice skater glides across the ice in a straight line at 7 meters per second. If she bends down and scoops up a 20 kilogram child standing on the ice, what will be the final speed of the skater ... w) 1 meter per second x) 3 meters per second y) 5 meters per second z) 7 meters per second
Last Answer : ANSWER: Y -- 5 METERS PER SECOND
Description : A 45 kilogram bicyclist on a 5 kilogram bicycle rides down a 50 meter high hill with her brakes partially on. Her speed at the bottom of the hill is 10 meters per second. How many kilojoules of heat were dissipated by the cyclist's brakes?
Last Answer : ANSWER: 22.5 KILOJOULES or 22.0 KILOJOULES (based on 9.8 m/s2)
Description : Laura weighs 50 Newtons and pushes against a stationary brick wall that weighs 1,000 Newtons. Her arm is two-thirds of a meter long. According to the laws of physics, how much work does she do?
Last Answer : ANSWER: NONE or ZERO
Description : An 8 kilogram mass resting on a frictionless horizontal surface is attached to a spring with a force constant of 50 Newtons per meter. If the velocity of the mass through the equilibrium position is 5 meters per second, what is the mass's maximum displacement from equilibrium?
Last Answer : ANSWER: 2 METERS
Description : A spring with a force constant of 20 newtons per meter is known to obey Hooke's Law. The spring is attached to a mass of 5 kilograms and placed on a horizontal, frictionless surface. The ... and released. What is the kinetic energy of the mass as it passes through its equilibrium position?
Last Answer : ANSWER: 90 JOULES
Description : The pressure placed on a square with 1/2 meter sides is 1000 Pascals. How much force is being applied to the square?
Last Answer : ANSWER: 250 NEWTONS
Description : When a 2 kilogram mass is suspended from a spring, the spring stretches 4 cm. The force constant of the spring is approximately:+ w) .5 newtons per meter x) 5 newtons per meter y) 50 newtons per meter z) 500 newtons per meter
Last Answer : ANSWER: Z -- 500 NEWTONS PER METER
Description : A spring with a force constant of 100 Newtons per meter is loaded with a mass of 1.0 kilogram. The period of vibration of this system is: w) .03 seconds x) .06 seconds y) .31 seconds z) .63 seconds
Last Answer : ANSWER: Z -- .63 SECONDS
Description : An impulse of 10 kilogram-meter per second acting on an object whose mass is 5 kilogram will cause a change in the objects velocity of: w) 0.5 meters per second x) 2 meters per second y) 10 meters per second z) 50 meters per second
Last Answer : ANSWER: X -- 2 METERS PER SECOND
Description : The focal length of a concave spherical mirror is equal to 1 meter. What is the radius of curvature of this mirror?
Description : A block of metal which weighs 60 newtons in air and 40 newtons under water has a density, in kilograms per meter cubed, of: w) 1000 x) 3000 y) 5000 z) 7000
Last Answer : ANSWER: X -- 3000
Description : A Newton is equal to which of the following? w) kilogram-meter per second x) meter per second squared y) kilogram-meter per second squared z) kilogram per meter-second
Last Answer : ANSWER: Y -- KILOGRAM-METER PER SECOND SQUARED
Last Answer : Black box