Related Questions

I understand you've had a bad day, but pull yourself together and get on with your job. will you? Here, 'pull yourself together' means ---
A to slay away from the hard task
B to take preparation for the worst
C to hire friends for doing the job
D to calm down and behave normally
Select the pair which has the same relationship. GRAVITY : PULL
A iron : metal
B north pole : directions
C magnetism : attraction
D dust : desert
Select the pair that expresses a relationship similar to that in the orginal pair. Gravity : pull
A magnetism : attraction
B iron : metal
C north pole : direction
D dust : desert
A metal with specific gravity of 'a' floating in a fluid of same specific gravity 'a' will
A Sink to bottom
B Float over fluid
C Partly immersed
D Be fully immersed with top surface at fluid surface
The periodic time of a compound pendulum is __________ when the distance between the point of suspension and the center of gravity is equal to the radius of gyration of the body about its center of gravity.
A Zero
B Minimum
C Maximum
D None of these
A metal with specific gravity of o floating in a fluid of same specific gravity a will
A sink to bottom
B float over fluid
C partly immersed
D be fully immersed with top surface at fluid surface
Hydrometer measures the specific gravity of liquids based on the principles of buoyancy. Pycnometer is used to measure the specific gravity of
A Powder & grannular solids
B Liquids
C Low melting point semi-solids
D All of the above
একজন ছাত্র পরীক্ষাগারে অভিকর্ষজ ত্বরণের মান 9.88 m/sec2 নির্ণয় করন। অপর দিকে যখন সে 0.01 kg ভরের কোনো বাটখারাকে স্প্রিং নিক্তিতে ঝুলিয়ে দিল তখন 0.0980 N বল দেখাচ্ছে। তার পরীক্ষা অভিকর্ষজ ত্বরণের ত্রুটি নির্ণয় কর।(A student measured the value of acceleration due to gravity in the laboratory as 9.88 m/sec2. On the other hand, when he hanged a mass of 0.01 kg in the spring balance, then he found 0.0980 N force. Calculate the percentage of error in the measured value of the acceleration due to gravity.)
A -0.716%
B -0.102%
C 0.816%
D 0.102%
E -0.916%
a pull 6m high casts a shadow 2/3 m long on the ground ,then sun's elivation is -
A 60 deg
B 45 deg
C 30 deg
D 90 deg
“Pull yourself together" means
A calm down
B get ready
C go together
D act fast

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