Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
Community
Ask the community for help and clear up your study doubts
Discover the best universities in your country according to Docsity users
Free resources
Download our free guides on studying techniques, anxiety management strategies, and thesis advice from Docsity tutors
Picat Verification Test Practice Questions with correct Answers 2023
Typology: Exams
1 / 6
In making permanent electronic connections, use? - ANSWER-soldering iron When current flow is interrupted by a blown fuse, the circuits becomes? - ANSWER- Open A standard multimeter does not measure? - ANSWER-frequency Electric current flowing from one component to the next is an example of what kind of circuit? - ANSWER-Series In order to make an electric current flow, it is necessary to have? - ANSWER-Copper conductors A device that converts sound waves to electric current is a? - ANSWER-Transformer Which of the following can not be used to store an electrical charge? - ANSWER-fuse Wires are joined together with solder to ensure? - ANSWER-Minimum resistance Which of the following is the smallest in size and can amplify electrical signals? - ANSWER-Relay The type of electricity used to power a car radio is typically? - ANSWER-DC. An electric generator has all of the following except? - ANSWER-Carburetor What kind of energy is converted to electrical energy by a car battery? - ANSWER- chemical The most commonly used fuel for running automobile engine is? - ANSWER-Gasoline Which of the following is not part of a cars drive train? - ANSWER-transmission Which engine component stores oil for lubrication? - ANSWER-oil pan The Catalytic converter is part of what system? - ANSWER-Emission control system How many crankshafts are there in a V- 8 automobile engine? - ANSWER- 8 The engine flywheel bolts to the? - ANSWER-crankshaft
Pistons are usually made from what material? - ANSWER-Aluminum MacPherson struts are a type of? - ANSWER-suspension Brake shoes stop a car by exerting pressure on the? - ANSWER-Tires Which of the following uses a penny system to specify its size? - ANSWER-finishing nail Taps and dies are tools to? - ANSWER-Cut threads for nuts and bolts Which tool is used to bend large sections of sheet metal? - ANSWER-Lathe What is placed around a chimney to prevent leaks? - ANSWER-flashing This type of pattern on metal is made by process called? - ANSWER-Knurling Self-taping screws are primarily used when fastening objects to? - ANSWER-Sheet metal To properly turn wood stock, one should use a? - ANSWER-lathe The technique for joining copper water pipes is called? - ANSWER-Soldering Which of these does not make wood chips when it is used? - ANSWER-drill press Which adhesive is usually supplied in two parts which must be mixed prior to use? - ANSWER-Contact Concrete As piston P moves up in the direction shown, lever Q? - ANSWER-Does not move Four weights are tied together and hung from the ceiling. What will be the tensions in the cord at the point labeled? - ANSWER-60 pounds What would you tell the person who is trying to loosen the rusty nut with the wrench? - ANSWER-Move your hand farther from the nut A car stops suddenly. Why are the passengers thrown forward against their seat belts? - ANSWER-Terminal velocity Why are hoops closer together near the bottom of the tank? - ANSWER-Water pressure pushing against the sides of the tank is greater near the bottom It is true that frictional forces? - ANSWER-Always oppose forces producing motion Crewtrifrugal Force is the? - ANSWER-Outward force caused by rotation
In this pulley system, what force must be applied to balance the 10 pound weight - ANSWER-10 lbs The joint at B contains a pin so that the ball can move up and down. If the axle BC rotated faster, angle X will? - ANSWER-Decrease The surface .... if piston A is pushed down 6 inches, how far will piston B move up? - ANSWER- 3 inches The spring pulls the left end of the lever against the cam. As the cam makes four rotations, how many times will the right end of the lever move up and down? - ANSWER- 4 Which of the following objects has the most structural strength? - ANSWER-A A definition of a vacuum is? - ANSWER-The absence of matter If 60 pounds of the force must be applied to the valve for it to open, how much upward force must push rod X ,apply for the valve to open? - ANSWER- 40 lbs At what altitude is atmospheric pressure the greatest? - ANSWER-Sea level Fiction is the force that? - ANSWER-Opposes motion between 2 surfaces Which of the following is a renewable resource? - ANSWER-peanut oil Which of the following reproduce by spawning? - ANSWER-fish What do a hydrogen and oxygen molecule have in common? - ANSWER-Their size The filament in an electric lightbulb is made of? - ANSWER-Tungsten When scientists measure a liquids resistance to flow they are measuring? - ANSWER- Viscosity An aquifer is? - ANSWER-River bottom made up of sedimentary rocks Human skin cells divide by? - ANSWER-Mitosis Perpetual motion machines can never be built because it is not possible to eliminate? - ANSWER-Inertia Which reduces friction? - ANSWER-Ball bearing Regeneration in men is limited to? - ANSWER-Healing of wounds
If you place bean seeds between moist towels and watch the stern leaves appear, you will see a demonstration of? - ANSWER-Germination The tympanic membranes are also known as? - ANSWER-ear drums Choking is prevented by the? - ANSWER-epiglottis covering the voice box Which of the following actions produce a chemical change? - ANSWER-adding salt to the hot water Which do the following enables the pen to work? - ANSWER-Hydraulic force The term "meiosis" is usually associated with? - ANSWER-Reproduction What do a hydrogen molecule and an oxygen molecule have In common? - ANSWER- Size, charge on each electron Which of the following is a non-renewable resource? - ANSWER-Copper What are the two main gases the make up stars? - ANSWER-Hydrogen and helium In chemistry, to be classified as an organic substance, a substance must contain? - ANSWER-carbon atoms Any astronomical body that revolves around a large body is called? - ANSWER-Satellite When a lobster grows a claw to replace one that was lost, this process is called? - ANSWER-regeneration How a smooth rock became smooth? - ANSWER-It was in a stream for along time Which element does not contain any neutrons? - ANSWER-Hydrogen Chemical formula of a compound describes the Elements the compound contains and the? - ANSWER-the ratio of elements in a compound What is the symbol for the Hydroxyl ion? - ANSWER-OH- eradicate - ANSWER-to get rid of savory - ANSWER-Tasty impair - ANSWER-Weaken Ravage - ANSWER-Devastate
evasive - ANSWER-Foolish enduring - ANSWER-Perpetual maim - ANSWER-Injure Cease - ANSWER-Stop Inhabit - ANSWER-to live in chide - ANSWER-Scold wary - ANSWER-careful, cautious turmoil - ANSWER-Commotion Obliterate - ANSWER-Wipe out Unison - ANSWER-Agreement rudiments - ANSWER-Basic methods and procedures vague - ANSWER-unclear, indistinct Cajole - ANSWER-To Coak, wheedle nepotism - ANSWER-hiring relatives contentious - ANSWER-quarrelsome unpretentious - ANSWER-Complicated communique - ANSWER-Message embody - ANSWER-Cloak contrue - ANSWER-to interpret perilous - ANSWER-dangerous, hazardous inept - ANSWER-unskilled; clumsy, bungling Adage - ANSWER-a proverb, wise saying admonition - ANSWER-warning
decry - ANSWER-disparage Moratorium - ANSWER-Suspension emphasize - ANSWER-to accentuate