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2014 - IUT - 12 Min - 2026-02-03 21:57:08

কুইজটিতে অংশ নিন

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র‍্যাংকিং দেখুন সেন্ট্রাল রেংকিং
পরীক্ষার সময়
শুরু
03 Feb 09:58 PM
শেষ
03 Feb 10:03 PM
AN
4%
1
সঠিক
2
ভুল
22
স্কিপ
0.5
মোট মার্কস
1
If  A =[(1,2),(3,4)]and AB=[(6,7),(16,17)],   then B =? 
correct
2
Natural radio active elements continuously emit radiation. The ultimate product of this radiation is-
incorrect
3
Determine whether one or more of the following situations is/are permutations(s): 
  1. Creating a password for a computer using any 8 alphabet letters.
  2. Determining how many different ways you can elect a Chairman and Co -Chairman of a committee from a group of 10 people 
  3. Voting to allow 10 new members to join a club when there are 25 persons who are interested to join the club. 
  4. Finding different ways to arranges a line up for batsman on a cricket team. 
skipped
4
 A boy is floating in a freshwater lake with his head just above the water . If he weights 600N, what is the volume of the submerged part of his body?
incorrect
5
Unequivocal is most nearly opposite in meaning to-
skipped
6
What is the wavelength of a 100MeV photon?
skipped
7
The concentration of F- in a saturated aqueous solution of CaF is 6.55×10-3 g/L.The solubility product of CaF2 in water is-[The atomic weight of Ca and F are 40 and 9 are respectively ].
skipped
8
A 75kg boy and a 60kg girl use an elastic rope while engaged in a tug of war on a frictionless surface.If the acceleration of the girl toward the boy is 3.0ms-2, what is the magnitude of acceleration of the boy toward the girl ?
skipped
9
From the set of all families with two children , a child is selected at random and is found to be a girl . The probability that the sescond child of this family is also a girl is-
skipped
10
Untoward is most nearly opposite in meaning to-
skipped
11
The atomic mass of H atom is 1 and that of Cl atom is 35.5.The diffusion rate of H atom through the same orifice will be x times higher than that of Cl atom.The value of x is-
skipped
12
Two children are swinging from a 12 ft jungle gym that weights 50 Ibs as shown in the figure given below. The child at C weights 70 Ibs and the child at D weights 60 Ibs. Calculate the reactions for the pin at A and the roller at B.[In the figure , c.g. refers to center of gravity.]
skipped
13
A 2.2μF capacitor is first charged so that the electric potential difference is 6.0V. How much additional charge is needed to increase the electric potential difference to 15.0V?
skipped
14
A space ship is 90m long.How first would it have to moving to appear only 49m?
skipped
15
An architect 's design for a building includes some pillars in the shape of hyperbolas. The curve can be modeled by the equation :  x^2/0.0625+y^2/0.1875=1  Where units are in meters. Of the heights of the pillars are same as height of the latus rectum of the hyperbola,  find the diameter of the top of the pillars. 
skipped
16
Suppose 7 students are staying in a room of a hostel and they are allotted 7 beds placed one after another. Among them X does not want a bed next to Y, because he snores. Then, in how many ways,  can you allot the beds ?  
skipped
17
∫ x2cosecx3dx= ?
skipped
18
A mother would like to balance her son on the teetor totter as shown in the figure give below . Calculate the distance d so that the system is in equilibrium.
skipped
19
Turbid is most similar in meaning to-
skipped
20
A 4.2g lead bullet moving at 275ms-1 strikes a steel plate and stops. If all its kinetic energy is coverted to thermal energy and none leaves the bullet, what is its temperature change? [Specific heat of lead is 130 j/kgoC]
skipped
21
The air in the rainforest was humid , making the heat seem even more something than before. 
skipped
22
An Olympic long jumper leaves the ground at an angle of 23o and travels through the air for a horizontal distance of 8.7m before landing. The takeoff speed of the jumper is-[Assume g = 9.8ms-2]
skipped
23
Find the area bounded by the curves y = x2 and y = 2x
skipped
24
What work is done when 5.0C charge is moved through an electric potential difference of 1.5V?
skipped
25
A 6 x 102g sample of water at 90oC is mixed with 4.00 x 102g of water at 22oC.Assume no heat loss at the surroundings. What is the final temperature of this mixture?
skipped
1
If  A =[(1,2),(3,4)]and AB=[(6,7),(16,17)],   then B =? 
correct
2
Natural radio active elements continuously emit radiation. The ultimate product of this radiation is-
incorrect
4
 A boy is floating in a freshwater lake with his head just above the water . If he weights 600N, what is the volume of the submerged part of his body?
incorrect
3
Determine whether one or more of the following situations is/are permutations(s): 
  1. Creating a password for a computer using any 8 alphabet letters.
  2. Determining how many different ways you can elect a Chairman and Co -Chairman of a committee from a group of 10 people 
  3. Voting to allow 10 new members to join a club when there are 25 persons who are interested to join the club. 
  4. Finding different ways to arranges a line up for batsman on a cricket team. 
skipped
5
Unequivocal is most nearly opposite in meaning to-
skipped
6
What is the wavelength of a 100MeV photon?
skipped
7
The concentration of F- in a saturated aqueous solution of CaF is 6.55×10-3 g/L.The solubility product of CaF2 in water is-[The atomic weight of Ca and F are 40 and 9 are respectively ].
skipped
8
A 75kg boy and a 60kg girl use an elastic rope while engaged in a tug of war on a frictionless surface.If the acceleration of the girl toward the boy is 3.0ms-2, what is the magnitude of acceleration of the boy toward the girl ?
skipped
9
From the set of all families with two children , a child is selected at random and is found to be a girl . The probability that the sescond child of this family is also a girl is-
skipped
10
Untoward is most nearly opposite in meaning to-
skipped
11
The atomic mass of H atom is 1 and that of Cl atom is 35.5.The diffusion rate of H atom through the same orifice will be x times higher than that of Cl atom.The value of x is-
skipped
12
Two children are swinging from a 12 ft jungle gym that weights 50 Ibs as shown in the figure given below. The child at C weights 70 Ibs and the child at D weights 60 Ibs. Calculate the reactions for the pin at A and the roller at B.[In the figure , c.g. refers to center of gravity.]
skipped
13
A 2.2μF capacitor is first charged so that the electric potential difference is 6.0V. How much additional charge is needed to increase the electric potential difference to 15.0V?
skipped
14
A space ship is 90m long.How first would it have to moving to appear only 49m?
skipped
15
An architect 's design for a building includes some pillars in the shape of hyperbolas. The curve can be modeled by the equation :  x^2/0.0625+y^2/0.1875=1  Where units are in meters. Of the heights of the pillars are same as height of the latus rectum of the hyperbola,  find the diameter of the top of the pillars. 
skipped
16
Suppose 7 students are staying in a room of a hostel and they are allotted 7 beds placed one after another. Among them X does not want a bed next to Y, because he snores. Then, in how many ways,  can you allot the beds ?  
skipped
17
∫ x2cosecx3dx= ?
skipped
18
A mother would like to balance her son on the teetor totter as shown in the figure give below . Calculate the distance d so that the system is in equilibrium.
skipped
19
Turbid is most similar in meaning to-
skipped
20
A 4.2g lead bullet moving at 275ms-1 strikes a steel plate and stops. If all its kinetic energy is coverted to thermal energy and none leaves the bullet, what is its temperature change? [Specific heat of lead is 130 j/kgoC]
skipped
21
The air in the rainforest was humid , making the heat seem even more something than before. 
skipped
22
An Olympic long jumper leaves the ground at an angle of 23o and travels through the air for a horizontal distance of 8.7m before landing. The takeoff speed of the jumper is-[Assume g = 9.8ms-2]
skipped
23
Find the area bounded by the curves y = x2 and y = 2x
skipped
24
What work is done when 5.0C charge is moved through an electric potential difference of 1.5V?
skipped
25
A 6 x 102g sample of water at 90oC is mixed with 4.00 x 102g of water at 22oC.Assume no heat loss at the surroundings. What is the final temperature of this mixture?
skipped
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