MECHANICS (MEH)
THERMAL (IDK)
ELECTRICITY (WHAT?!?)
ASTROPHYSICS (HMM)
WAVVVVVES
100
THE TOTAL POTENTIAL ENERGY AND RANDOM KINETIC ENERGY OF THE MOLECULES OF AN OBJECT IS EQUAL TO THE
What is THE INTERNAL ENERGY OF THE OBJECT
100
THERMAL ENERGY IS TRANSFERRED TO A SOLID. THREE PROPERTIES OF THE SOLID ARE: I. VOLUME II. MASS III. SPECIFIC HEAT CAPACITY WHICH OF THE ABOVE PROPERTIES DETERMINE THE RISE IN TEMPERATURE OF THE SOLID?
What is II AND III ONLY
100
A BATTERY OF EMF 6.0V IS CONNECTED TO A 2.0Ω RESISTOR. THE CURRENT IN THE CIRCUIT IS 2.0A. THE INTERNAL RESISTANCE OF THE BATTERY IS
What is 3.0Ω
100
WHAT IS THE LUMINOSITY OF A STAR
What is THE TOTAL POWER RADIATED/EMITTED/PRODUCED (BY THE STAR)
100
WHAT IS THE EQUATION FOR THE ACCELERATION OF A WAVE
What is A=(Ω^2)X
200
WHAT REGION OF THE ELECTROMAGNETIC SPECTRUM INCLUDES WAVES OF WAVELENGTH 5X10^-8 M?
What is ULTRAVIOLET
200
THE SPECIFIC LATENT HEAT OF SUBSTANCE IS DEFINED AS THE ENERGY REQUIRED AT CONSTANT TEMPERATURE TO
What is CHANGE THE PHASE OF 1 KG.
200
COULOMB'S LAW REFERS TO ELECTRIC CHARGES THAT ARE A. ON ANY CHARGED OBJECTS B. CHARGED HOLLOW SPHERES C. CHARGED SOLID SPHERES D. POINT CHARGES
What is POINT CHARGES
200
STATE TWO POSTULATES OF THE NEWTONIAN MODEL OF THE UNIVERSE
What is ANY TWO OF THE FOLLOWING: *UNIVERSE IS INFINITE IN EXTENT *HAS NO BEGINNING /INFINITE AGE *STARS UNIFORMLY DISTRIBUTED IN SPACE/UNIVERSE IS HOMOGENEOUS IN SPACE *UNIVERSE IS STATIC/UNIVERSE IS HOMOGENEOUS IN TIME
200
WHICH TYPE OF RECEPTOR CELL IN THE EYE IS RESPONSIBLE FOR DETECTION OF COLOR
What is CONES
300
CALCULATE THE UNCERTAINTY IN t^2 WHEN t=0.8±0.1s. GIVE YOUR ANSWER TO AN APPROPRIATE NUMBER OF SIGNIFICANT DIGITS.
What is 0.2s^2
300
WHICH OF THE FOLLOWING CHANGES ON ITS OWN WILL INCREASE THE RATE OF EVAPORATION OF A LIQUID AT CONSTANT TEMPERATURE?
What is AN INCREASE IN THE SURFACE AREA OF THE LIQUID
300
WHICH OF THE FOLLOWING IS THE CORRECT WAY OF CONNECTING AN ANMETER AND OF CONNECTING A VOLTMETER IN A CIRCUIT DESIGNED TO MEASURE THE CHARACTERISTICS OF A THERMISTOR? (ANMETER IS EITHER IN SERIES OR IN PARALLEL WITH THE THERMISTOR. VOLTMETER IS EITHER IN SERIES OR PARALLEL WITH THERMISTOR)
What is THE ANMETER IS IN SERIES WITH THERMISTOR AND THE VOLTMETER IS IN PARALLEL WITH THERMISTOR
300
WHAT CLASS OF STAR IS THE SUN
What is G CLASS
300
STATE TWO CASES IN WHICH ELECTRONS MAY PRODUCE ELECTROMAGNETIC WAVES
What is *ELECTRONS THAT OSCILLATE/ACCELERATE/MOVE ON CURVED PATHS *ELECTRONS MAKING TRANSITIONS BETWEEN ENERGY LEVELS *ELECTRONS BEING ACCELERATED/DECELERATED
400
THE BLADES OF A CERTAIN WIND TURBINE X HAVE RADIUS R. THE MAXIMUM THEORETICAL AVAILABLE WIND POWER FOR A GIVEN WIND SPEED IS P. ANOTHER SIMILAR TURBINE Y HAS BLADES OF RADIUS 2R. WHAT IS THE BEST ESTIMATE FOR THE MAXIMUM THEORETICAL AVAILABLE WIND POWER FROM TURBINE Y.
What is 4P
400
THE PROPERTY OF THE MOLECULES OF GREENHOUSE GASES WHICH LEADS TO THEIR ABILITY TO ABSORB INFRARED RADIATION IS THEIR A. RESONANT FREQUENCY B. SPEED OF ROTATION C. TOTAL ELECTRIC CHARGE D. DIAMETER
What is RESONANT FREQUENCY
400
WHICH OF THE FOLLOWING WILL NOT GIVE RISE TO A MAGNETIC FIELD? A. A MOVING ELECTRON B. A MOVING NEUTRON C. A PROTON AND ELECTRON MOVING AWAY FROM EACH OTHER D. A PROTON AND ELECTRON MOVING TOWARDS EACH OTHER
What is A MOVING NEUTRON
400
EXPLAIN HOW CEPHEID VARIABLE STARS ARE USED TO DETERMINE GALACTIC DISTANCES.
What is THE OUTER LAYERS OF THE STAR UNDERGO PERIODIC EXPANSION AND CONTRACTION WHICH PRODUCES A PERIODIC VARIATION IN LUMINOSITY. BY MEASURING THE PERIOD, THE LUMINOSITY CAN BE FOUND; THEN BY MEASURE ITS APPARENT BRIGHTNESS, ITS DISTANCE FROM EARTH CAN BE FOUND.
400
A PARTICLE IS UNDERGOING SIMPLE HARMONIC MOTION IN A HORIZONTAL PLANE. THE TOTAL MECHANICAL ENERGY OF THE SYSTEM IS e. WHAT IS THE CORRECT KINETIC ENERGY OF THE PARTICLE AT THE POSITIONS OF MAXIMUM DISPLACEMENT AND EQUILIBRIUM?
What is MAXIMUM DISPLACEMENT: 0 EQUILIBRIUM: e
500
A BLOCK OF MASS m IS MOVING AT CONSTANT VELOCITY v ALONG A FRICTIONLESS SURFACE THAT IS HEIGHT h ABOVE THE GROUND. WHICH EXPRESSION GIVES THE WORK NECESSARY TO MAINTAIN THE CONSTANT VELOCITY? A. mgh B.(1/2)mv^2 C. mgh + (1/2)mv^2 D. zero
What is ZERO
500
HOW IS ENERGY LOST?
What is HEAT LOST TO THE ENVIRONMENT
500
WHICH OF THE FOLLOWING GIVES THE RESISTANCES OF AN IDEAL AMMETER AND IDEAL VOLTMETER? (AMMETER THEN VOLTMETER) A. INFINITE; INFINITE B. ZERO; INFINITE C.INFINITE; ZERO D. ZERO; ZERO
What is ZERO; INFINITE
500
(THE DIAMETER OF THE MOON SUBTENDS AN ANGLE OF 8.7x10^-3 rad AT THE UNAIDED EYE) DETERMINE THE DIAMETER OF THE IMAGE OF THE MOON FORMED BY THE OBJECTIVE LENS.
What is ANGULAR MAGNIFICATION IS M=(-fo/fe)(-3); hence θ'=-3θ=(-)0.026 rad; θ'=0.78/30; θ'=(-)0.026 rad
500
DESCRIBE THE DOPPLER EFFECT
What is (APPARENT) SHIFT IN FREQUENCY OF WAVE
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