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Home » Medical Papers » UHS MDCAT » Aptitude Test - 49
1.Emission of γ-rays from radioactive element results into
A. Bismuth
B. Protactinium
C. Polonium
D. Bismuth
2.The relation between decay constant ‘λ’ and half-life ‘T½’ of radioactive substance is:
A. λ = 1 T½
B. λ = 0.693 T½
C. λ = T½
D. λ = 1 T½
3.Radioisotope which is used to combat cancer of thyroid gland is:
A. Iodine-131
B. Phosphorous-32
C. Strontium-90
D. Iodine-131
4.Sodium-24 is used for:
A. Sterilization
B. Study of circulation of blood
C. Skin Cancer
D. Sterilization
5.Energy radiation absorbed at the rate of one joule per kilogram is called:
A. 1 Rad
B. 1 Sievert
C. 1 Yellow
D. 1 Rad
6.The unit for electric charge is Coulomb and one Coulomb in terms of base unit is equivalent to:
A. Am
B. Js-1
C. As
D. Am
7.A man in elevator ascending with an acceleration will conclude that his weight is:
A. Increased
B. Decreased
C. Reduced to zero
D. Increased
8.If we double the moment arm the value of torque becomes:
A. Half
B. Three-times
C. Two-times
D. Half
9.When fluid is incompressible, the quantity is constant is:
A. Mass
B. Density
C. Pressure
D. Mass
10.The minimum distance from the eye at which an object appears to be distant is:
A. 25 cm
B. 22 cm
C. 35 cm
D. 25 cm
11.Using the relation for the magnifying power Lo, M = 1 + d/f, if f = 5 cm and d = 25 cm then M will be:
A. 5
B. 7
C. 6
D. 5
12.Resonance occurs when the driving frequency is:
A. Greater than natural frequency
B. Unequal the natural frequency
C. Less than natural frequency
D. Greater than natural frequency
13.The red shift measurement of Doppler effect of galaxies indicate that the universe is:
A. Expanding
B. Contracting
C. Stationary
D. Expanding
14.Choose correct sentence
A. Tourism is burgeoned over the last fifteen years
B. Tourism will burgeoned over the last fifteen years
C. Tourism have burgeoned over the last fifteen years.
D. Tourism is burgeoned over the last fifteen years
15.Frequency audible range to human hearing lies in the range:
A. 2-2000 kHz
B. 15-50000 kHz
C. 20-20000 Hz
D. 2-2000 kHz
16.Choose correct sentence
A. His remains were interred in the new cemetery.
B. His remains were entered in the new cemetery
C. His remains was interred in the new cemetery
D. His remains were interred in the new cemetery.
17.Tuning a radio is a best example of:
A. Natural resonance
B. Mechanical resonance
C. Free resonance
D. Natural resonance
18.Choose correct sentence
A. They had died in the same day.
B. They had died over the same day.
C. They had died on the same day.
D. They had died in the same day.
19.The ratio of applied stress to the volumetric strain is called
A. Bulk Modulus
B. Shear Modulus
C. Tensile modulus
D. Bulk Modulus
20.The wire made of copper belong to which specific kind of material:
A. Ductile material
B. Tough material
C. Brittle material
D. Ductile material
21.Choose correct sentence
A. She had turned on the supper steaks when the telephone rang.
B. She had turned over the supper steaks when the telephone rang.
C. She had turned into the supper steaks when the telephone rang.
D. She had turned on the supper steaks when the telephone rang.
22.The relation R NA = 1.38 x 10-25 JK-1 in a gas law is known as:
A. Avogadro’s constant
B. Charles constant
C. Newton’s constant
D. Avogadro’s constant
23.Choose correct sentence
A. Empty of concord is the soul of wit.
B. Empty of concord is the role of wit.
C. Empty of concord is the sole of wit.
D. Empty of concord is the soul of wit.
24.The relation ‘PV = nRT’ shows which law of physics
A. Charles Law
B. Avogadro’s Law
C. Newton’s Constant
D. Charles Law
25.Choose correct sentence
A. The cheery trees stand over the woodland ride.
B. The cheery trees stand about the woodland ride.
C. The cheery trees stand beside the woodland ride
D. The cheery trees stand over the woodland ride.
26.The rapid escape of air from a burst tyre is an example of:
A. Adiabatic processes
B. Isothermal process
C. Cooling process
D. Adiabatic processes
27.Choose correct sentence
A. He made me to write the sum on the slip and to sign my name in a book.
B. He made me write the sum on/at the slip and to sign my name in a book.
C. ) He made me to write the sum on the slip and sign my name in a book.
D. He made me to write the sum on the slip and to sign my name in a book.
28.Which relation exactly described the isothermal process?
A. Q = W
B. W = ̶ΔU
C. Q = ̶ΔU
D. Q = W
29.If a turbine is working as a heat engine and takes that from hot body (427 °C) and exhausts into a body at 77 °C then what is the possible efficiency?
A. 50%
B. 70%
C. 90%
D. 50%
30.Choose correct sentence
A. I am looking forward to secure excellent marks in MCAT.
B. I am looking forward to securing excellent marks in MCAT.
C. I am looking forward securing excellent marks in MCAT.
D. I am looking forward to secure excellent marks in MCAT.
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