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SLO BASED PHYSICS MOCK MCQs SESSION CH 1 TO 05 | FBISE EXAM PREPARATION FIRST ANNUAL 2023
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1.
The density of the ball steel ball was determined by measuring the mass and diameter. The mass was measured with 1% and diameter 3% of the error. In the calculated density of the steel ball is at most:
Explanation:
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2.
Thermal Conductivity of a material is given by: K = (QL)/(AΔT), then what will be the dimension of "k"
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3.
If U = Uo Cos (PQ) and P= x t, where x is the distance covered in centimeters and t is the time in microseconds then the dimensions of Q are?
P Q = 1
X t Q = 1
Q = 1/xt
[Q] = [L-1 T-1 ]
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4.
If Ā & B̅ are two non-zero vectors then tan θ =?
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5.
Two forces having magnitudes of 3.5N and 5.5N are acting on a body. Which one of the following cannot be the resultant of their possible sum is:
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6.
Maximum and minimum magnitudes of resultant of two vectors of magnitude P and Q are in the ratio 3:1. Which of the following relations is true?
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7.
Two Rings have their moments of inertia in then ratio 2:1 and their diameter are in the ratio 2:1. the ratio of their masses will be:
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8.
On the ground the gravitational force on the satellite is "w" . What is gravitational force on the satellite when at a height of R/50. where R is the radius of the earth?
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9.
The gravitational field on the surface of the earth is g. The gravitational field strength on the surface of a planet twice the radius and the same density is:
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10.
A car of mass 1000 kg first travels forward at 25 m/s2 & then backwards at 5 m/s. What is the change in the K.E of the car?
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11. Two objects p and Q have same momentum. Q has more K.E than P if it?
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12.
If the mass of the body is made three times and the velocity becomes double then the kinetic energy will increase?
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13.
1 Erg = ?
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14.
A shell of mass m moving with velocity v suddenly breaks into 2 pieces. The part having mass m/4 remains stationary. The velocity of the other shell will be?
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15.
A person travels a distance of:
where A is a constant. The acceleration of the person is:
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16.
When a ball is thrown up vertically with a velocity Vo it reaches a height h. If one wishes to triple the maximum height then the ball be thrown with a velocity.
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17.
A central force
A central force is a type of force that acts on an object towards or away from a fixed point. It always points along the line connecting the object and the fixed point. Examples include gravity and electrostatic force.
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