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Engineering and Science Admissions Test (ESAT)
UAT-UK
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Mcqs
Past Paper
Mushkovic
PHYSICS
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Physics
When a helium atom loses an electron, it becomes:
A. An alpha particle..
B. Proton.
C. A positive helium ion..
D. A negative helium ion..
Mushkovic
PHYSICS
-
Physics
Beta ray emitted by a radioactive substance is:
A. An electron which was existing outside the nucleus..
B. An electron which was existing inside the nucleus..
C. An electron emitted by the nucleus as a result of the decay of a neutron inside the nucleus..
D. A pulse of electromagnetic wave..
Mushkovic
PHYSICS
-
Physics
An electric charge in uniform motion produces:
A. An electric field..
B. A magnetic field..
C. Both magnetic and electric fields..
D. Neither magnetic nor electric fields..
Mushkovic
PHYSICS
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Physics
What is emitted by a hot metal filament in a cathode ray tube?
A. X-ray..
B. Proton..
C. Electron..
D. Photon..
Mushkovic
PHYSICS
-
Physics
If the mass of the bob of a pendulum is doubled its time period is:
A. Halved.
B. Doubled.
C. Unchanged.
D. Increases four times..
Mushkovic
PHYSICS
-
Physics
The center of Newton rings is dark due to
A. Polarization.
B. Destructive interference.
C. Constructive interference.
D. Reflection.
Mushkovic
PHYSICS
-
Physics
Which one is the most stable element on the basis of binding energy?
A. Sn..
B. Fe..
C. Ba..
D. Kr..
Mushkovic
PHYSICS
-
Physics
Resistance in RC circuit of time constant 2 seconds is 1000 Ohms. What is the value of C in the circuit?
A. 20 ΞΌ farad..
B. 200 ΞΌ farad..
C. 2000 ΞΌ farad..
D. 2 ΞΌ farad..
Mushkovic
PHYSICS
-
Physics
The Lenzβs law refers to induced __________
A. emf..
B. Resistance..
C. Shear..
D. Currents..
Mushkovic
PHYSICS
-
Physics
In which of the following, output is similar to NAND gate if input A=0 and input B=1.
A. Both B and C..
B. XOR..
C. XNOR..
D. NOR..
Mushkovic
PHYSICS
-
Physics
For atomic hydrogen spectrum, which of the following series lies in visible region of electromagnetic spectrum?
A. Lyman series..
B. Paschen series..
C. Balmer series..
D. Bohr series..
Mushkovic
PHYSICS
-
Physics
__________ are the particles that experience strong nuclear force.
A. Neutrons..
B. Neutrinos..
C. Muons..
D. Electrons..
Mushkovic
PHYSICS
-
Physics
The vertical velocity of ball thrown upward __________ with time.
A. Decreases linearly..
B. Remains constant..
C. Doubles..
D. Decreases parabolically..
Mushkovic
PHYSICS
-
Physics
The force required to bend the normally straight path of a particle into a circular path is called __________ force.
A. Traveling..
B. Bending..
C. Centrifugal..
D. Centripetal..
Mushkovic
PHYSICS
-
Physics
A disc at rest without slipping, rolls down a hill of height (3 x 9.8) m. What is its speed in m/sec when it reaches at the bottom?
A. 11.4..
B. 19.6..
C. 22.8..
D. 9.8..
Mushkovic
PHYSICS
-
Physics
Tuning of the radio is the best example of electrical __________
A. Resonance..
B. Resistance..
C. Current..
D. None of these..
Mushkovic
PHYSICS
-
Physics
A standing wave pattern is formed when the length of string is an integral multiple of __________ wavelength.
A. Triple..
B. Half.
C. Full.
D. Double.
Mushkovic
PHYSICS
-
Physics
Which of the following lights travels the fastest in optical fibres?
A. Visible light..
B. Invisible infra-red..
C. Ultra-violet..
D. Ordinary light..
Mushkovic
PHYSICS
-
Physics
The algebraic sum of potential changes in a closed circuit is zero is Kirchhoffβs __________ rule.
A. Third.
B. Second.
C. First.
D. All of these.
Mushkovic
PHYSICS
-
Physics
In LED when an electron combines with a __________ during forward bias conduction, a photon of visible light is emitted.
A. High voltage..
B. Photon..
C. Positron..
D. Hole..
Fani Warraich
CHEMISTRY
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Chemistry
Which type of bonding is present in NH4Cl?
A. Ionic.
B. Covalent.
C. Coordinate covalent..
D. All of these..
Fani Warraich
CHEMISTRY
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Chemistry
When CuSO4 is electrolyzed in aqueous solution using copper electrodes, then the substance which deposits at the cathode is:
A. Copper metal..
B. Copper ions..
C. Hydrogen..
D. Oxygen..
Mushkovic
CHEMISTRY
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Chemistry
Aldehydes can be synthesized by the oxidation of:
A. Primary alcohols..
B. Secondary alcohols..
C. Organic acids..
D. Inorganic acids..
Mushkovic
CHEMISTRY
-
Chemistry
The products of the fermentation of a sugar are ethanol and:
A. Oxygen.
B. Carbon dioxide.
C. Water.
D. Sulfur dioxide.
Contributor(2)
Fani Warraich
Mushkovic